Negotiable
The date of payment from buyers deliver within days
Jiangsu
Long-term effective
2017-12-23 23:12
266
Company Profile
Kunshan Chengweishang Special Steel Co., Ltd.By certification [File Integrity]
Contact:Mr. Fortune Yang(Mr.)
Email:
Telephone:
Phone:
Area:Jiangsu
Address:Jiangsu
Website: http://ks-cws.ahzy315.com/
Equivalent grades | GB | DIN | ASTM | JIS | ||||
GCr15 | 100Cr6 | 52100 | SUJ2 | |||||
Chemical Composition | C | Si | Mn | Cr | P | S | ||
0.98-1.10 | 0.15-0.35 | 0.25-0.45 | 1.30-1.60 | 0.025MAX | 0.025MAX | |||
Delivery Status | Forged,Black surface | |||||||
Hot rolled,Black surface | ||||||||
Cold drawn,Bright surface | ||||||||
Forged,Turned,Bright surface | ||||||||
Hot rolled,Turned,Bright surface | ||||||||
Hardness and heat treatment specification | Annealed hardness HBS:225 | |||||||
Cold drawn hardness HBS: 269 | ||||||||
Preheat temperature/ºC: 800-850 | ||||||||
Hardening temperature/ºC: 840-870 | ||||||||
Tempering temperature/ºC: 550-770 (controlled atmosphere furnace) | ||||||||
The heat preservation time/min: 90-120 | ||||||||
Quenching medium: Air cooling | ||||||||
After tempering hardness: 18-25 HRC(≥) |