Steel Code | Chemical component | ||||||||
C | Si | Mn | Cr | Mo | P | s | Cu | Ni | |
GCr15 | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | 1.40-1.65 | <= 0.1 | <= 0.025 | <= 0.25 | <= 0.25 | 0.3 |
Standard Code | Accuracy Grade | ||||||||
GB | 0 | 6 | 5 | 4 | |||||
ISO | 0 | 6 | 5 | 4 | |||||
DIN | P0 | P6 | P5 | P4 | |||||
JIS | 0 | 6 | 5 | 4 | |||||
ANSI | ABEC1 | ABEC3 | ABEC5 | ABEC7 |