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| Material Designation | Standard | Same grade, different standards. | Source factory |
|---|---|---|---|
| 60CrMnMo | GB /T 1222-2025
Spring Steel |
||
| 30W4Cr2V | GB /T 1222-2025
Spring Steel |
||
| 60Si2Mn | GB /T 1222-2025
Spring Steel |
||
| 50CrV | GB /T 1222-2025
Spring Steel |
||
| 60CrMnB | GB /T 1222-2025
Spring Steel |
||
| 55CrMn | GB /T 1222-2025
Spring Steel |
||
| 65Mn | GB /T 1222-2025
Spring Steel |
||
| 70Mn | GB /T 1222-2025
Spring Steel |
||
| 52SiCrMnNi | GB /T 1222-2025
Spring Steel |
||
| 38Si2 | GB /T 1222-2025
Spring Steel |
||
| 60Si2CrV | GB /T 1222-2025
Spring Steel |
||
| 70 | GB /T 1222-2025
Spring Steel |
||
| 55SiCrV | GB /T 1222-2025
Spring Steel |
||
| 55SiMnVB | GB /T 1222-2025
Spring Steel |
||
| 85 | GB /T 1222-2025
Spring Steel |
||
| 65 | GB /T 1222-2025
Spring Steel |
||
| 55SiCr | GB /T 1222-2025
Spring Steel |
||
| 60Si2Cr | GB /T 1222-2025
Spring Steel |
||
| 55Si2MnCr | GB /T 1222-2025
Spring Steel |
- | |
| 60CrMn | GB /T 1222-2025
Spring Steel |