GB/T 22395
GB/T 22395 (Specification for design of boiler steel structures)· GB (China) · 12 materials
| Designation | Material group | |
|---|---|---|
| Q235A | Structural and constructional steels | chevron_right |
| Q235B | Structural and constructional steels | chevron_right |
| Q235C | Structural and constructional steels | chevron_right |
| Q235D | Structural and constructional steels | chevron_right |
| Q355B | Structural and constructional steels | chevron_right |
| Q355C | Structural and constructional steels | chevron_right |
| Q355D | Structural and constructional steels | chevron_right |
| Q390B | Structural and constructional steels | chevron_right |
| Q390C | Structural and constructional steels | chevron_right |
| Q390D | Structural and constructional steels | chevron_right |
| Q420B | Structural and constructional steels | chevron_right |
| Q420C | Structural and constructional steels | chevron_right |