Classification: ISO 21952 G CrMo 9 (Si)
Steel grades · ISO 21952 G CrMo 9 (Si)
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Standards and classifications
| DIN EN ISO 21952-A | G/W CrMo 9 (Si) |
|---|---|
| AWS A5.28 | ER80S-B8 |
Field of application
Joint welding in pressure vessel and steam boiler construction, as well as creep-resistant and high-pressure-hydrogen-resistant boilers and pipes. Petroleum processing industry Scaling-resistant up to 600 ° C.
Manufacturer's text, original German.
Chemical composition — limit values
| C | Si | Mn | Cr | Mo |
|---|---|---|---|---|
| 0,07 | 0,4 | 0,6 | 9,0 | 1,0 |
Limit values in %.
Nominal wire analysis (Richtanalyse)
| C | Si | Mn | Mo | Cr | Cu |
|---|---|---|---|---|---|
| 0,07 | 0,40 | 0,60 | 1,00 | 9,00 | 0,12 |
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) 530 N/mm²
- Tensile strength (Rm) 670 N/mm²
- Elongation (A)(Lo=5do) > 24 %
- Impact energy (Av) > 60 J
Indicative values.
Shielding gas and polarity
| Process | Shielding gas and polarity |
|---|---|
| WIG | (ISO 14175) I1 (=-) |
| MSG | (ISO 14175) M2, M3 (=+) |
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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