Negotiable
The date of payment from buyers deliver within days
Guangdong
Long-term effective
2017-12-02 19:58
261
Company Profile
Guangzhou Changfeng Steel Co., Ltd.By certification [File Integrity]
Contact:Mrs. Helen Xie(Mr.)
Email:
Telephone:
Phone:
Area:Guangdong
Address:Guangdong
Website: http://changfenggz.auto-charge.net/
Annealing hardness | Quenching hardness | Tempering hardness |
≤230HB, | 51-55HRC | 46-50HRC |
C | Si | Mn | P | S | Cr | Mo | V |
0.35-0.40 | 1.00-1.20 | 0.40-0.60 | ≤0.015 | ≤0.003 | 4.80-5.20 | 1.20-1.40 | 0.80-1.00 |
Heating temperature | Cooling way | Hardness (HRC) | Tempering temperature /ºC |
Tempering number | Hardness (HRV) |
||
First preheating | Second preheating | Last heating | |||||
500- 600 |
820- 860 |
1010- 1040 |
Oil cooling | 53-55 | 560-620 | 2 | 50-46 |
Circular Saw Machine High Speed Metal
price:Negotiable
Hot Rolled Pulley Wheel
price:Negotiable
971-15-3 Dipentamethylenethiuram Hexasulfide Rubber Accelerator DPTT (DPTH) C12H20N2S8
price:Negotiable
Desktop Fiber Laser Marking Machine
price:Negotiable
Medical Muiti Vent Venturi Mask
price:Negotiable
Formal Puff Sleeve Long Dress
price:Negotiable