Classification: ISO 21952 G CrMo2Si
Steel grades · ISO 21952 G CrMo2Si
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Standards and classifications
| DIN EN ISO 21952-A | G/W CrMo2Si |
|---|---|
| AWS-A5.28 | ~ER 90 S-B3 |
Field of application
Joint welding in pressure vessel and steam boiler construction. Service temperature up to 600 ° C.
Manufacturer's text, original German.
Chemical composition — limit values
| C | Si | Mn | Cr | Mo |
|---|---|---|---|---|
| 0,05 | 0,6 | 1,0 | 2,7 | 0,5 |
Limit values in %.
Nominal wire analysis (Richtanalyse)
| C | Si | Mn | Mo | Cr |
|---|---|---|---|---|
| 0,05 | 0,60 | 1,00 | 1,00 | 2,70 |
Nominal wire analysis in %. Limit values and the nominal analysis are two different figures and are listed separately.
Mechanical properties of the weld metal
- Yield strength (Re) 450 N/mm²
- Tensile strength (Rm) 550-650 N/mm²
- Elongation (A)(Lo=5do) > 18 %
- Impact energy (Av) > 90 J
Indicative values.
Shielding gas and polarity
| Process | Shielding gas and polarity |
|---|---|
| WIG | (ISO 14175) I1 (=-) |
| MSG | (ISO 14175) M21 (=+) |
Base materials
- 1.7380 (10 CrMo9 10)
- 1.8075 1.7259 1.7273 1.7276 1.7281
- Gruppe 5.2
Available forms and packaging
- MIG: gespult auf D100 / D200 / K 200 / K 300
- WIG: verpackt im Karton a 25 kg
Spools: D100 D200 K200 K300
Spools listed for this product
| Spool | Outer diameter | Bore / inner diameter | Outer width | Wire weight |
|---|---|---|---|---|
| K300 (B300) | 300 mm | Inner diameter: 180 mm | 103 mm | 15–20 kg |
| D100 (S100) | 100 mm | Bore diameter: 16,5 mm | 45 mm | 0,5–1 kg |
| D200 (S200) | 200 mm | Bore diameter: 50,5 mm | 55 mm | 2–5 kg |
Documentation
Related DRATEC products
Products from the same category. Not a claim of technical interchangeability.
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