Description
Weld Star- A30 (ER 70S-A1) Wire (1.2mm) 15kg
Weld Star- A30 (ER 70S-A1) Wire is a copper-coated wire infused with 0.5% molybdenum. It’s specifically designed for welding low alloy creep-resistant steels. This wire offers a high tensile strength and is highly resistant to cold cracking, making it ideal for applications that require durability and strength. It’s precision layer-wound, ensuring consistent and uninterrupted feeding. The wire is particularly suitable for environments with temperatures up to 500 degrees Celsius and is a staple in industries like shipbuilding, petrochemicals, and construction.
Key Features:
- Copper-coated wire containing 0.5% molybdenum for enhanced strength.
- Designed for welding low alloy creep-resistant steels.
- Highly resistant to cold cracking.
- Precision layer-wound for superior wire feeding characteristics.
- Suitable for high-temperature environments up to 500 degrees Celsius.
Common Applications:
The Weld Star- A30 (ER 70S-A1) Wire is versatile and is commonly used for:
- Construction of steam boilers and pressure tanks.
- Crafting gas pipes for the shipbuilding sector.
- Petrochemical industry infrastructure.
- Building heat exchangers, cranes, and bridges.
- Other applications requiring high tensile strength and resistance to cold cracking.
Typical Base Materials
P295GH, P355GH, 16Mo3, 17Mo3, 14Mo6, S275, S355, S420, A210, A285, A335, A516, S275Ml, S355M, S420M, S460 15Mo3, 10MnMo45, 11MnMo45, GS60, GS22Mo4, 20MnMoNi5-5, 15NiCuMoNd5S, 17MnMoV64*
* Illustrative, not exhaustive list
| Standards |
| EN ISO14341-A – G 50 A M21 2Mo / G 42 A C1 2Mo |
| AWS A5 28 – ER 70S-A1 |
| Chemical Composition % (Typical) | ||||||
| C% | Si% | Mn% | P% | S% | Cu% | |
| 0 09 | 0 60 | 1 20 | <0 015 | <0 015 | <0 25 | |
| Cr% | Ni% | Mo% | Al% | V% | Zr+Ti% | |
| <0 15 | <0 10 | 0 50 | <0 030 | <0 020 | <0 050 | |
| Mechanical Properties (Typical) |
||
| Tensile Strength | 610 MPa | |
| Yield Strength | 520 MPa | |
| Elongation | 25% | |
| Impact Strength | 150 J | >47 J |
| Test Temperature | +20á„ŽC | -40 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, M20, M21, M33
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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