|
Component％ |
C碳 |
Si矽 |
Mn锰 |
Cr（铬） |
W（钨） |
P（磷） |
S（硫） |
|
0.93-1.00 |
/0.15-0.50 |
0.90-1.20 |
0.50-1.00 |
0.50-1.00 |
0.025以下 |
0.010以下 |
Quenching: Pre-heat up to 550-650℃; then heat up to 800-850℃; and quench in oil;
Backfire: Heat up to 150-200℃ and stay in this temperature; then keep still in air for cooling;
Hardness: more than HRC60℃;
Forging: 1050-850℃;
Anneal: Heat up to 750-800℃; stay for 1-3h in this temperature and then cool slowly in furnace;
Uses:
This steel is not easy to deform after heat treated, adapted for making precision tools, precision apparatus, precision measuring tools, milling cutters, rollers, cold-work drawing dies, Gauge dies, punchers, cold-work cutters, scissors, tungsten cutters, woodwork tools, screw dies, screw taps, various punching dies and so on.
Specification: round (MM)
22-28-32-38-45-50-58-65-75-85-95
105-115-130-155-165-185-205-235-260-280-310
Flat（MM）
10X208-258-308-358-410-460-510-610
13X208-258-308-358-410-460-510-610
16X208-258-308-358-410-460-510-610
20X208-258-308-358-410-460-510-610
25X208-258-308-358-410-460-510-610
30X208-258-308-358-410-460-510-610
35X208-258-308-358-410-460-510-610
40X208-258-308-358-410-460-510-610
45X208-258-308-358-410-460-510-610
50X208-258-308-358-410-460-510-610
55X208-258-308-358-410-460-510-610
60X208-258-308-358-410-460-510-610
70X208-258-308-358-410-460-510-610
80X208-258-308-358-410-460-510-610
|
