- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 8 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 5 / 3 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 3 mm S - 2 mm; S - 3 mm
- Passes
- 1 pass · 1 layer
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Single pass | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 360–700calc. from bead area 20 mm² | 0.73calc. | Single pass. Fuse both walls; flush to slightly convex. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 8 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 5 / 3 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 3 mm S - 2 mm; S - 3 mm
- Passes
- 1 pass · 1 layer
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Single pass | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 360–600calc. from bead area 20 mm² | 0.71calc. | Single pass. Fuse both walls; flush to slightly convex. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 8 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 5 / 3 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 3 mm S - 2 mm; S - 3 mm
- Passes
- 2 passes · 1 layer
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 330–520calc. from bead area 12 mm² | 0.39calc. | Stringer. Fuse into the root and both walls. |
| 2 | 1 | Root | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 410–660calc. from bead area 9 mm² | 0.32calc. | Stringer. Fuse into the root and both walls. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 8 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 5 / 3 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 3 mm S - 2 mm; S - 3 mm
- Passes
- 2 passes · 1 layer
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 410–620calc. from bead area 12 mm² | 0.39calc. | Stringer. Fuse into the root and both walls. |
| 2 | 1 | Root | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 510–780calc. from bead area 9 mm² | 0.31calc. | Stringer. Fuse into the root and both walls. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 10 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 7 / 3 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 5 mm S - 2 mm; S - 3 mm
- Passes
- 2 passes · 2 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 470–920calc. from bead area 15 mm² | 0.55calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 390–750calc. from bead area 19 mm² | 0.68calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 10 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 7 / 3 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 5 mm S - 2 mm; S - 3 mm
- Passes
- 2 passes · 2 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 470–800calc. from bead area 15 mm² | 0.54calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 390–650calc. from bead area 19 mm² | 0.66calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 10 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 7 / 3 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 5 mm S - 2 mm; S - 3 mm
- Passes
- 3 passes · 2 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 250–400calc. from bead area 15 mm² | 0.52calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 410–660calc. from bead area 9 mm² | 0.31calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 3 | 2 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 370–590calc. from bead area 11 mm² | 0.35calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 10 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 7 / 3 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 5 mm S - 2 mm; S - 3 mm
- Passes
- 3 passes · 2 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 310–470calc. from bead area 15 mm² | 0.51calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 510–780calc. from bead area 9 mm² | 0.31calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 3 | 2 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 460–700calc. from bead area 11 mm² | 0.35calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 12 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 8 / 4 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 5 mm S - 2 mm; S - 3 mm
- Passes
- 2 passes · 2 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 470–920calc. from bead area 15 mm² | 0.55calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 270–520calc. from bead area 27 mm² | 0.98calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 12 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 8 / 4 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 5 mm S - 2 mm; S - 3 mm
- Passes
- 2 passes · 2 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 470–800calc. from bead area 15 mm² | 0.54calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 270–450calc. from bead area 27 mm² | 0.96calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 12 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 8 / 4 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 5 mm S - 2 mm; S - 3 mm
- Passes
- 3 passes · 2 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 250–400calc. from bead area 15 mm² | 0.52calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 280–450calc. from bead area 14 mm² | 0.45calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 3 | 2 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 260–410calc. from bead area 15 mm² | 0.50calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 12 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 8 / 4 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 5 mm S - 2 mm; S - 3 mm
- Passes
- 3 passes · 2 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 310–470calc. from bead area 15 mm² | 0.51calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 360–540calc. from bead area 14 mm² | 0.45calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 3 | 2 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 320–490calc. from bead area 15 mm² | 0.49calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 16 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 10 / 6 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 7 mm S - 2 mm; S - 3 mm
- Passes
- 4 passes · 3 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 470–920calc. from bead area 15 mm² | 0.55calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 420–810calc. from bead area 18 mm² | 0.63calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 3 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 500–960calc. from bead area 15 mm² | 0.53calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 4 | 3 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 450–880calc. from bead area 16 mm² | 0.58calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 16 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 10 / 6 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 7 mm S - 2 mm; S - 3 mm
- Passes
- 4 passes · 3 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 470–800calc. from bead area 15 mm² | 0.54calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 420–700calc. from bead area 18 mm² | 0.61calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 3 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 500–830calc. from bead area 15 mm² | 0.52calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 4 | 3 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 450–760calc. from bead area 16 mm² | 0.57calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 16 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 10 / 6 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 7 mm S - 2 mm; S - 3 mm
- Passes
- 4 passes · 3 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 250–400calc. from bead area 15 mm² | 0.52calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 220–350calc. from bead area 18 mm² | 0.59calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 3 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 260–420calc. from bead area 15 mm² | 0.50calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 4 | 3 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 240–380calc. from bead area 16 mm² | 0.54calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 16 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 10 / 6 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 7 mm S - 2 mm; S - 3 mm
- Passes
- 4 passes · 3 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 310–470calc. from bead area 15 mm² | 0.51calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 270–420calc. from bead area 18 mm² | 0.58calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 3 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 330–500calc. from bead area 15 mm² | 0.49calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 4 | 3 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 300–450calc. from bead area 16 mm² | 0.53calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 20 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 13 / 7 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 10 mm S - 2 mm; S - 3 mm
- Passes
- 4 passes · 3 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 470–920calc. from bead area 15 mm² | 0.55calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 210–410calc. from bead area 35 mm² | 1.23calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 3 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 300–590calc. from bead area 24 mm² | 0.87calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 4 | 3 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 270–520calc. from bead area 28 mm² | 0.98calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 20 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 13 / 7 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 10 mm S - 2 mm; S - 3 mm
- Passes
- 4 passes · 3 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 470–800calc. from bead area 15 mm² | 0.54calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 210–360calc. from bead area 35 mm² | 1.20calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 3 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 300–510calc. from bead area 24 mm² | 0.85calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 4 | 3 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 270–450calc. from bead area 28 mm² | 0.96calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 20 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 13 / 7 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 10 mm S - 2 mm; S - 3 mm
- Passes
- 7 passes · 3 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 250–400calc. from bead area 15 mm² | 0.52calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 260–420calc. from bead area 15 mm² | 0.49calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 2 | Fill | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 260–410calc. from bead area 15 mm² | 0.50calc. | Stringer. Tie into wall, no cold lap. |
| 4 | 3 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 290–470calc. from bead area 13 mm² | 0.44calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 5 | 3 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 240–380calc. from bead area 16 mm² | 0.54calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 6 | 3 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 270–430calc. from bead area 14 mm² | 0.48calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 7 | 3 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 280–440calc. from bead area 14 mm² | 0.46calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 20 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 13 / 7 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 10 mm S - 2 mm; S - 3 mm
- Passes
- 7 passes · 3 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 310–470calc. from bead area 15 mm² | 0.51calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 330–500calc. from bead area 15 mm² | 0.48calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 2 | Fill | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 320–490calc. from bead area 15 mm² | 0.50calc. | Stringer. Tie into wall, no cold lap. |
| 4 | 3 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 360–550calc. from bead area 13 mm² | 0.44calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 5 | 3 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 300–450calc. from bead area 16 mm² | 0.53calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 6 | 3 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 340–520calc. from bead area 14 mm² | 0.47calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 7 | 3 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 350–530calc. from bead area 14 mm² | 0.46calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 25 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 16 / 9 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 13 mm S - 2 mm; S - 3 mm
- Passes
- 7 passes · 4 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 470–920calc. from bead area 15 mm² | 0.55calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 240–470calc. from bead area 31 mm² | 1.09calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 3 | Fill | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 390–770calc. from bead area 19 mm² | 0.67calc. | Stringer. Tie into wall, no cold lap. |
| 4 | 3 | Fill | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 360–700calc. from bead area 20 mm² | 0.73calc. | Stringer. Tie into wall, no cold lap. |
| 5 | 4 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 370–720calc. from bead area 20 mm² | 0.71calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 6 | 4 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 320–620calc. from bead area 23 mm² | 0.83calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 7 | 4 | Cap | 210–350approx. | 19–27 | 3.8–7.4150–291 in/min | 340–670calc. from bead area 21 mm² | 0.76calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 25 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 16 / 9 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 13 mm S - 2 mm; S - 3 mm
- Passes
- 7 passes · 4 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 470–800calc. from bead area 15 mm² | 0.54calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 240–410calc. from bead area 31 mm² | 1.06calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 3 | Fill | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 390–660calc. from bead area 19 mm² | 0.65calc. | Stringer. Tie into wall, no cold lap. |
| 4 | 3 | Fill | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 360–600calc. from bead area 20 mm² | 0.71calc. | Stringer. Tie into wall, no cold lap. |
| 5 | 4 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 370–620calc. from bead area 20 mm² | 0.70calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 6 | 4 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 320–540calc. from bead area 23 mm² | 0.80calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 7 | 4 | Cap | 210–310approx. | 19–25 | 3.8–6.4150–252 in/min | 340–580calc. from bead area 21 mm² | 0.74calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 25 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 16 / 9 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 13 mm S - 2 mm; S - 3 mm
- Passes
- 10 passes · 4 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 250–400calc. from bead area 15 mm² | 0.52calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 300–470calc. from bead area 13 mm² | 0.44calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 2 | Fill | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 290–460calc. from bead area 14 mm² | 0.45calc. | Stringer. Tie into wall, no cold lap. |
| 4 | 3 | Fill | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 290–460calc. from bead area 13 mm² | 0.44calc. | Stringer. Tie into wall, no cold lap. |
| 5 | 3 | Fill | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 290–460calc. from bead area 14 mm² | 0.45calc. | Stringer. Tie into wall, no cold lap. |
| 6 | 3 | Fill | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 290–470calc. from bead area 13 mm² | 0.44calc. | Stringer. Tie into wall, no cold lap. |
| 7 | 4 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 250–390calc. from bead area 16 mm² | 0.53calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 8 | 4 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 220–350calc. from bead area 18 mm² | 0.59calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 9 | 4 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 210–330calc. from bead area 19 mm² | 0.62calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 10 | 4 | Cap | 130–190approx. | 16–19 | 2.0–3.279–126 in/min | 240–390calc. from bead area 16 mm² | 0.53calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
- Joint type
- Butt · Corner · Tee
- Base metal
- CSA G40.21 Gr. 300W / 350W; ASTM A36; ASTM A572 Gr. 50; ASTM A992
- Thickness T
- 25 mm
- Root opening G
- 0 — closed root
- Bevel θ
- 45° +10 / −5 from vertical
- Prep depth S / Rf
- 16 / 9 mm
- Backing
- No backing
- Backgouge
- No
- Effective throat E
- 13 mm S - 2 mm; S - 3 mm
- Passes
- 10 passes · 4 layers
3Before you strike an arc
Clean: Grind / wire wheel weld area + 25 mm each side to bright metal; remove mill scale, rust, paint, oil and moisture. Remove slag and spatter between passes.
4Pass by pass
| Pass | Layer | Role | Amps | Volts | WFS m/min | Travel mm/min | HI kJ/mm | Technique |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Root | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 310–470calc. from bead area 15 mm² | 0.51calc. | Stringer. Fuse into the root and both walls. |
| 2 | 2 | Fill | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 370–560calc. from bead area 13 mm² | 0.43calc. | Stringer. Tie into wall, no cold lap. |
| 3 | 2 | Fill | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 360–540calc. from bead area 14 mm² | 0.44calc. | Stringer. Tie into wall, no cold lap. |
| 4 | 3 | Fill | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 360–550calc. from bead area 13 mm² | 0.44calc. | Stringer. Tie into wall, no cold lap. |
| 5 | 3 | Fill | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 360–540calc. from bead area 14 mm² | 0.44calc. | Stringer. Tie into wall, no cold lap. |
| 6 | 3 | Fill | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 360–550calc. from bead area 13 mm² | 0.43calc. | Stringer. Tie into wall, no cold lap. |
| 7 | 4 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 310–470calc. from bead area 16 mm² | 0.52calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 8 | 4 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 270–410calc. from bead area 18 mm² | 0.58calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 9 | 4 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 260–400calc. from bead area 19 mm² | 0.61calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
| 10 | 4 | Cap | 150–210approx. | 17–20 | 2.5–3.898–150 in/min | 310–460calc. from bead area 16 mm² | 0.52calc. | Stringer, ~50% overlap. Run 1–2 mm past groove edge. |
5Watch out
- Polarity is DCEN (electrode negative) — check the leads before welding.
- No shielding gas; wind tolerant, but keep the stick-out in range to avoid porosity.
- No welding when ambient is below −18 °C without the engineer's consent (W59 Table 5.3 Note 1).