Description
Weld Star – A31 (ER 80S-D2) Wire (1.2mm) 15kg
Weld Star – A31 (ER 80S-D2) is a copper-coated heat-resisting wire containing 0.5% molybdenum. This wire is designed for welding carbon and low-alloy steels, offering excellent quality and bead appearance. It is precision layer wound, ensuring superior wire feeding characteristics. The wire is suitable for high current operations, providing a stable arc with minimal spatter. It is recommended for use at temperatures up to 500°C.
Key Features:
- Copper-coated wire with 0.5% molybdenum content.
- Delivers excellent bead quality on carbon and low-alloy steels.
- Stable arc with minimal spatter, even at high currents.
- Precision layer wound for consistent and superior wire feeding.
- Suitable for temperatures up to 500°C.
- Made using virgin raw materials for consistent quality and reliability.
Common Applications:
Weld Star – A31 (ER 80S-D2) wire is commonly used in:
- Steam boilers
- Pressure tanks
- Petrochemical industry
- Shipbuilding
- Bridges
- Heat exchangers
- Construction of cranes
Typical Base Materials:
P235G1TH, P255G1TH, P310GH, 16Mo3, A255, A350, A612, A210, A333, A316, A369, A106 (Illustrative, not exhaustive list).
| Standards |
| EN ISO14341-A – G 50 2 M21 4Mo |
| AWS A5 28 – ER 80S-D2 |
| Chemical Composition % (Typical) | |||||
| C% | Si% | Mn% | P% | S% | Cu% |
| 0 09 | 0 70 | 1 90 | <0 150 | <0 150 | <0 25 |
| Cr% | Ni% | Mo% | Al% | V% | Zr+Ti% |
| <0 15 | <0 10 | 0 50 | <0 200 | <0 030 | <0 50 |
| Mechanical Properties (Typical) |
||
| Tensile Strength | 670 MPa | |
| Yield Strength | 550 MPa | |
| Elongation | 24% | |
| Impact Strength | 70 J | |
| Test Temperature | -30 degC | |
Mechanical properties are approximate and may vary based on the heat, shielding gas, welding parameters and other factors
| Welding Parameters | ||
| Ømm | Current (A) | Voltage (V) |
| 0 80 mm | 100-180 | 18-24 |
| 1 00 mm | 150-270 | 22-23 |
| 1 20 mm | 220-350 | 26-34 |
Shielding Gases
EN ISO 14175 – C1, M21
Welding Positions
EN ISO 6947 – PA, PB, PC, PD, PE, PF, PG
| Packaging Data | |||
| Diameter |
Weight | Spool | Pallet Qty |
| 0 80 mm 1 00 mm 1 20 mm |
15 Kg 15 Kg 15 Kg |
D300 D300 D300 |
72 72 72 |
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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