Complaint
| GRADES COMPARISON FOR SPRING STEEL | ||||||||
| CHINA GB/T | USA ASTM | JAPAN JIS | GERMANY DIN | FRANCE NF | BIRTAIN BS | ISO | KOREA KS | TAIWAN CNS |
| 65 | 1065 | SUP2 S65-CSP | 60E | XC65 | 060A67 | C60E4 | ||
| 70 | 1070 | S70C-CSP | 60E | XC70 | 070A72 | 8458-3 DAB | ||
| 85 | 1084 | SUP2 SK5-CSP | C85E | XC85 | 060A86 | 8458-2 DH | SUP1 | SUP3 |
| 65Mn | 1566 | S60C-CSP | CK67 | 080A67 | C60E4 | |||
| 55Si2Mn | 9255 | SUP 6 SUP7 | 55Si7 | 55Si7 | 251H60 | 55SiCr7 | ||
| 55SiMnVB | ||||||||
| 60Si2Mn | 9260 | SUP 6 SUP7 | 65Si7 | 65Si7 | 251H60 | 61SiCr7 | SUP3 | SUP6 |
| 60Si2MnA | 9260 | SUP 6 SUP7 | 65SiMn5 | 55Cr7 | 251H6 | 61SiCr7 | SUP3 | SUP6 |
| 60Si2CrA | 65SiCr7 | 65SiCr7 | 685H57 | 55SiCr6-3 | ||||
| 60Si2CrVA | 65SiCr7 | 55SiCr6-3 | ||||||
| 55SiCrA | ||||||||
| 55CrMnA | 5155 | SUP9 | 55Cr3 | 55Cr3 | 527A60 | 55Cr3 | SPS5 | SUP9 |
| 60CrMnA | 5160 | SUP9A | 55Cr3 | 55Cr3 | 527A60 | SPS5A | SUP9A | |
| 60CrMnMoA | 4161 | SUP13 | SPS9 | SUP13 | ||||
| 50CrVA | 6150 | SUP10 | 51CrV4 | 51CrV4 | 735A51 | 51CrV4 | SPS6 | SUP10 |
| 60CrMnBA | 51B60H | SUP11A | 52MnCr83 | 60VrB3 | SPS67 | SUP11 | ||
