Description
Weld Star – A31 (ER 80S-D2) TIG Wire (1.2mm) 5kg
Weld Star – A31 TIG Wire is a copper-coated, heat-resisting wire enriched with 0.5% molybdenum. Designed for welding carbon and low-alloy steels, this wire ensures high-quality weld deposits and an impeccable bead appearance.
Features and Benefits:
- Heat Resistant: Suitable for applications with recommended working temperatures of up to 500°C.
- High-Quality Welds: Provides excellent weld quality and bead appearance on carbon and low-alloy steels.
- Stable Arc: Suitable for operating at high currents, ensuring a stable arc with minimal spatter.
- Versatile Applications: Ideal for use on creep steels in various sectors including steam boilers, pressure tanks, gas pipes, shipbuilding, petrochemicals, heat exchangers, cranes, bridges, and more.
- Quality Production: Manufactured using virgin raw materials from specialized steel mills, guaranteeing consistent quality and reliability.
Common Applications:
- Steam Boilers & Pressure Tanks: Ideal for the construction of steam boilers and pressure tanks.
- Petrochemical Industry: Used in the petrochemical sector for various applications.
- Shipbuilding: Suitable for shipbuilding applications.
- Infrastructure: Used in the construction of cranes, bridges, and other infrastructure projects.
Typical Base Materials:
P235G1TH, P255G1TH, P310GH, 16Mo3, A255, A350, A612, A210, A333, A316, A369, A106 (Illustrative, not exhaustive list).
| Standards |
| EN ISO636-A – W Z2Mo |
| AWS A5 28 – ER 80S-D2 |
Chemical Composition % (Typical)
| C% | 0.09 |
| Si% | 0.70 |
| Mn% | 1.90 |
| P% | <0.150 |
| S% | <0.150 |
| Cu% | <0.25 |
| Cr% | <0.15 |
| Ni% | <0.10 |
| Mo% | 0.50 |
| Al% | <0.200 |
| V% | <0.030 |
| Zr+Ti% | <0.50 |
Mechanical Properties (Typical)
| Tensile Strength | 670 MPa |
| Yield Strength | 550 MPa |
| Elongation | 24% |
| Impact Strength | 70 J |
| Test Temperature | -30°C |
Mechanical properties are approximate and may vary based on the heat, shielding gas, welding parameters and other factors
Shielding Gases
EN ISO 14175 – TIG: I1 (Argon)
Welding Positions
EN ISO 6947 – PA, PB, PC, PD, PE, PF
Liability: Whilst all reasonable efforts have been made to ensure the accuracy of the information contained, this information is subject to change without notice and can be only considered as suitable for general guidance.
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