Material | Internal hardness | Heat Treatment |
20cr | HRC50-55° | Carburization |
CR12 | HRC55-60° | Vacuum |
code | L | H | M | T | d | d1 | C |
JZ025 | 60 80 100 120 | 30 | M8 | 9 | 14 | 9 | 8.5 |
60 80 100 120 | 40 | ||||||
60 80 100 120 | 50 | ||||||
60 80 100 120 | 60 | M10 | 11 | 17 | 11 | 10.5 | |
80 100 120 150 | 70 | ||||||
80 100 120 150 | 80 | ||||||
80 100 120 150 | 90 | ||||||
80 100 120 150 | 100 |