PRIMACORE® LW-81K2H
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PRIMACORE® LW-81K2H
JIS Z 3313: T556T1-1CA-N3-H5
AWS A5.29 / ASME SFA-5.29: E81T1-K2C-JH8
AWS A5.36 E81T1-C1A8-K2-H8
PRIMACORE® LW-81K2H is designed specially for use in butt and fillet welding for 550MPa a high strength steels in all positions.It is suitable for applications,such as offshore and shipbuilding.
Features
- Robust impact values @ -40°C & -60°C.
- Low hydrogen welds with high crack resistance.
- Consistent properties at a wide range of heat inputs.
- Excellent operating characteristics.
- All position single and multiple pass semiautomatic and automatic wire.
- Slag removal is easily achieved with hand tools.
- Manufactured under a quality system certified to ISO 9001 and JIS requirements.
Chemical Compositions
| PRIMACORE® LW-81K2H | C% | Si% | Mn% | Ni% | S% | P% | Cr% | Mo% | V% |
| AWS Requirements Max | 0.15 | 0.80 | 0.50-1.75 | 1.00-2.00 | 0.03 | 0.03 | 0.15 | 0.35 | 0.05 |
Typical Values 100%CO2 | 0.05 | 0.35 | 1.23 | 1.51 | 0.01 | 0.01 | 0.01 | 0.00 | 0.02 |
Mechanical Properties
| PRIMACORE® LW-81K2H | Yield Strength MPa | Tensile Strength MPa | Elongation % | CVN Impact(J) | |
| @-40℃ | @-60℃ | ||||
| AWS Requirements | Min470 | 550-690 | Min19 | Min27 | N.S |
Typical Values 100%CO2 | 555 | 615 | 26 | 83-130 | 116 |
Opal Welding and Cutting is a leading supplier of welding and cutting equipment, consumables, and industrial solutions across Oman.
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