SMAW
LB-55NS
Stick electrode
| Features: | - Suitable for butt and fillet welding
- Good impact values down to -60°C
- Ni Content is normaly 1% max.
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| Classification: | AWS A5.5 E8016-G |
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| Redrying Conditions: | 350-400°Cx1h |
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| Identification color: | 1st Purple, 2nd Green |
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| Polarity: | DCEP |
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Welding Positions:
Packaging data
| φ mm | Length mm | kg/pack | kg/carton | g/piece | carton mm |
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| 2.6 | 300 | 2 | 20 | 17 | 270W, 90H, 330L |
| 3.2 | 350 | 5 | 20 | 31 | 170W, 120H, 380L |
| 4.0 | 400 | 5 | 20 | 55 | 170W, 110H, 430L |
| 5.0 | 450 | 5 | 20 | 97 | 170W, 105H, 480L |
Composition (all-weld metal mass %)
| | Typical | Guarantya |
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| C | 0.06 | 0.10 |
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| Si | 0.35 | 0.30-0.90 |
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| Mn | 1.40 | 1.00-1.60 |
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| P | 0.01 | 0.03 |
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| S | <0.01 | 0.03 |
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| Ni | 0.93 | 0.70-1.0 |
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| Mo | 0.10 | 0.05-0.15 |
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| Ti | 0..018 | 0.005-0.035 |
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| B | 0.0025 | 0.0005-0.0045 |
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| Note: aSingle values are maximium. |
Welding parameters (A)
| φ mm | 1F, 1G, 2F, 2G | 3G uphill, 4G |
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| 2.6 | 55-85 | 50-80 |
| 3.2 | 90-130 | 80-120 |
| 4.0 | 130-180 | 110-170 |
| 5.0 | 180-240 | 150-200 |
All-weld mechanical properties
| | Typical | Guaranty |
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| 0.2%YS (MPa) | 520 | 510 | 462min. |
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| TS (MPa) | 610 | 590 | 552min. |
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| EI on 4d (%) | 33 | 31 | 19min. |
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| IV -60°C (J) | 170 | 140 | 27min. |
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| PWHT (°Cxh) | AW | 605x1 | AW & 605±15x1 |
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| ABS | 5YQ420 H5 |
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| LR | 5Y42m (H5) |
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| DNV | 5Y42 H5 |
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