Hebei Hongcheng Pipe Fittings Co., Ltd. |
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P91 Chemical composition and mechanical properties | |||||||
Carbon | Manganese | Phosphorus | Sulfur | Silicon | Chromium | Molybdenum | Nickel |
0.08-0.12 | 0.30-0.60 | <0.02 | <0.01 | 0.20-0.50 | 8.0-9.5 | 0.85-1.05 | <0.4 |
Tensile strength MIN (MPa) | 620 | Yield strength MIN (MPa) | 415 |