| Steel number n° 742 | |
| Catégory: | |
| Numerical EN or ISO: G 23 12 L Si | |
| Process - Brand - Commercial name: MIG-MAG-SAF-FILINOX 309L Si (NERTALIC 54) | |
| AWS Designation: ER 309L Si | |
| Information: Old designation: | |
| Applications examples and others informations: Soudage des aciers inoxydables (fortement alliés) austénitiques et duplex Bobines 15 kg, Diamètres 0.8, 1.0, 1.2 mm. | |
No informations about forming. |
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No informations about weldability. |
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No informations about corrosion resistance. |
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| See this steel Schaeffler Diagram | |
| Chemical composition element percentage | |
| Carbon entre 0.02 et 0.02 % | Others steels: Steel 1.2851 - 34 Cr Al 6 Steel 1.5952 - 35 NC 15 Steel 1.7220 - 38 CD 4 Steel 1.6956 - 33 Ni Cr Mo 14-5 / 33 Ni Cr Mo V1 4-5 |
| Chromium entre 23.5 et 23.5 % | |
| Nickel entre 13 et 13 % | |
| No Molybdenum | |
| Silicium entre 0.8 et 0.8 % | |
| Manganese entre 1.8 et 1.8 % | |
| No Vanadium | |
| No Tungsten | |
| Phosphorus:0,015% | |
| Sulfurus:0,015% | |
| Note: Verify that there is no mistake in this document. |