Guangzhou Changfeng Steel Co., LTD
The Customer Satisfaction Is The Soul Of Enterprise.
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| Annealing hardness | Quenching hardness | Tempering hardness |
| ≤230HB, | 51-55HRC | 46-50HRC |
Technical service
Die vacuum heat treatment and die surface treatment (N-O,C-N, carburize and nitridation surface treatment).
Chemical composition
| 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 |
Recommend heat treatment
| 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 |
Port of loding: Shenzhen China
Terms of Payment:30% Deposit,Blance by L/C at Sight or T/T
Delivery time:For abundant stock, 15-20 days.For customized products, 30-50 days.
About Us
Guangzhou Changfeng Steel Co., Ltd. is a professional special steel company, which specializing in this line since 2005 in China. Our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel and Forged Block. To ensure provide high quality products to customers, we have close cooperation with many Chinese first class special steel enterprises, including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel, Daye Special Steel. We have thousand tons of stock materials in our own factory and also can provide processing services to customers. We are full of export experience for many years, the product covers America, Germany, France, Italy, Turkey, Singapore, Thailand, Malaysia, Vietnam, Taiwan, and Middle-East.
Factory warehouse
FAQ:
Q: Are you a manufacturer or merely a trader?
A: We are trading company act as exporting Steel Products with our own factory,
we can manufacture the products as in cutomer's requirement,wholesale and retail all kinds of domestic mould steel,the price we offered is very competitive compared with other agents.
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as SGS, CE,ISO if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival. Third,the products we export are mainly from ShaGang group, WenFeng group, XingCheng group, DongTe group,DaYe and so on, the quality are certained.
Q: Delivery time?
A: We have ready stock for most of material grades in our warehouse. If the material don't have stock, the delivery lead time is about 30-50 days after receiving your prepayment or firm order.
Q: What is the payment term?
A:100% T/T or 30%T/T deposite prepaid, 70%Balance L/C
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.