YB/T 4146
YB/T 4146 (Seamless steel tubes for high-carbon chromium bearing steel)· YB (China) · 3 materials
| Designation | Material group | |
|---|---|---|
| GCr15 | Structural and constructional steels | chevron_right |
| GCr15SiMn | Structural and constructional steels | chevron_right |
| GCr18Mo | Structural and constructional steels | chevron_right |