TIG welding rods
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DIN EN ISO: 636-A W 42 4 2SiAWS: A5.18 ER70S-3Material no.: 1.5112
TIG welding rods for mild and low alloyed steels
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Characteristics and application
TIG/GTAW rod for welding standard CMn structural steels. Typical applications would include shipbuilding, pressure vessels and construction.
Base materials
For steels up to a yield strength of 420MPa (60ksi).
S185-E360, S235JR-S355JR, S235J0-S355J0, S235J2-S355J2, S275N-S420N, S275M-S420M, P235GH-P355GH, P275N-P355N, P355M-P420M, P355Q
ASTM: A36, A106 grades A/B/C, A139, A210 grades A1/C, A214, A216 grades WCA/WCB/WCC, A234 grade WPB, A334 grade 1
API: 5L grades X42-X60
Classifications
| DIN EN ISO | 636-A W 42 4 2Si |
|---|---|
| AWS | A5.18 ER70S-3 |
| Material no. | 1.5112 |
Typical analysis in %
| C | Si | Mn |
|---|---|---|
| 0,09 | 0,60 | 1,15 |
Mechanical properties
| Yield strength (MPa) | ≥ 420 |
|---|---|
| Tensile strength (MPa) | ≥ 510 |
| Elongation (%) | 4d/5d: ≥22/20 |
| Charpy-V value (ISO-V, J) | RT ≥ 100 -46°C ≥ 47 |
Typical heat treatment
Preheat and PWHT are generally not necessary but actual requirements will depend on the grade and thickness of material being welded and any design codes that apply.
Approvals
- TÜV 07253, CE
Documentation
Official Fliess publication for the programme as a whole, not for the individual item.
Related products
Related products from the Fliess programme, with the welding process. Not a claim of technical interchangeability.
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