Chemical and Mechanical Requirements for Stainless Steel - ASTM A351 CF8M
For stainless steel (CRA) valves, ASTM A351 CF8M (Austenitic Stainless Steel) is mostly commonly used for casting of body&bonnet and other base materials of pressure-containing parts.
Notes: All requirements are for standard material, for special requirements like NACE please refer to the relevant standard.
Chemical Requirements
Tensile Requirements
The equivalent material in forged type is ASTM A182 F316(refer to the standard accordingly).
Bosseal Valve is an experienced valve manufacturer of high-quality CF8M casting valves, for any technical or commercial support please consider our teams at sales@bossealvalves.com
Notes: All requirements are for standard material, for special requirements like NACE please refer to the relevant standard.
Chemical Requirements
| Element % (max, except where a range is given) | ||||||||||||
| Material Grade | C | Mn | Si | P | S | Cr | NiC | Mo | Co | V | N | Cu |
| CF8M J92900 | 0.08 | 1.50 | 1.50 | 0.040 | 0.040 | 18.0~21.0 | 9.0~12.0 | 2.0~3.0 | ||||
Tensile Requirements
| Material Grade | Tensile Strength, ksi (MPa) | Yield Strength, ksi (MPa) | Elongation in 2 in.(50mm), % |
| CF8M J92900 |
70 (485) |
30 (205) |
30 |
The equivalent material in forged type is ASTM A182 F316(refer to the standard accordingly).
Bosseal Valve is an experienced valve manufacturer of high-quality CF8M casting valves, for any technical or commercial support please consider our teams at sales@bossealvalves.com
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