Classification: ER70S-A1 (AWS A5.28)
Solid welding wire · Oerlikon Welding
Price on request
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Key features
- Used for welding low alloy creep resistant ferritic steels and fine grained steels
- Ideal for low temperature applications in the as welded condition with service temperatures in range -30°C to +500°C
- Recommended for welding 0.5% Mo low-alloy steels and for high strength steels.
Standards and classifications
| AWS A5.28 | ER70S-A1 |
|---|---|
| EN ISO 14341-A | G 46 3 M21 2Mo |
| EN ISO 21952-A | G MoSi |
Chemical composition
(Weight %), typical, wire
| C | Mn | Si | P | S | Mo |
|---|---|---|---|---|---|
| 0.1 | 1.1 | 0.6 | ≤0.020 | ≤0.020 | 0.5 |
Mechanical properties
- , TYPICAL, ALL WELD METAL
- Shielding gas Condition* Yield strength
- (MPa)
- Tensile strength
- (MPa)
- Elongation
- (%)
- Impact ISO-V (J)
- +20°C -20°C
- Typical
- values M21 AW* ≥480 515-620 ≥22 ≥100 ≥47
- M21 PWHT 580°C/15h** ≥380 480-560 ≥19 ≥100 ≥47
- * AW = As welded
- ** PWHT = Post welding heat treatment
Shielding gas
| Designation (EN ISO 14175) | Type | Composition |
|---|---|---|
| M20 | Mixed gas | Ar+ >5-15% CO₂ |
| M21 | Mixed gas | Ar+ >15-25% CO₂ |
Approvals
TÜVDBCE
Versions and packaging
| Item number | Diameter (mm) | Net weight (kg) |
|---|---|---|
| W000282948 | 0.8 | 16.0 |
| W000282950 | 1.0 | 16.0 |
| W000282952 | 1.2 | 16.0 |
Availability of individual item numbers is confirmed with the quotation.
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