Material Standard
ASTM A336 Download
| ASTM A336/ ASME SA336 | Standard Specification for Alloy Steel Forgings for Pressure and High-Temperature Parts | ||||
| Material Grade | F1 | F11, Class 2 | F11, Class 3 | F11, Class 1 | F12 |
| F3VCb | F22V | F5 | F5A | F9 | |
| F6 | F6NM | F21, Class 3 | F21, Class 1 | F22, Class 3 | |
| F22, Class 1 | F91 | F911 | F3V | ||