Guangzhou Changfeng Steel Co., LTD
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1.2738 718H Large Cross-sectional Pre-hardened Forged Steel Block
Pre-hardened large size injection mould, can be pollished normally. Used for making high demand large size plastic mould.
Introduction:
2738 is one improved kind of pre- hardened mirror plastic die steel. With the alloy optimization
and structure control key technology.
we can guarantee the steel die block has high hardness uniformity, excellent polishing property
and machining property with large cross sections in China.
This steel can replace the imported new large cross sectional prehardened plastic die steel such as
1.2738/718H/P20 modified, etc.
| Grade | 1.2738/ 718H/ AFNOR 40CMND8/ DIN 40CrMnNiMo7/ AISI P20 modified |
Features | Good welding property of pre-hardened die blocks |
Good polishing property(high hardness uniformity, hardness fluctuation ≤2hrc | |
Excellent working performance | |
Extra large cross sections: 700mm*1300mm maximum and weighs 20MT for one piece | |
Application hardness: 33-37HRC | |
Applications | Plastic molds for injection compressing and injection molding TV cabinets, drum mold of washing machine, etc |
Mechanical properties | Rb: 1095-1115N/mm Corresponding hardness: 35-36HRC |
Rb : 915-1000N/mm Corresponding hardness: 28-30HRC | |
| Delivery Quantity | Include MOQ |
Payment terms | 30% Deposit,Balance by L/C at Sight or T/T |
| Delivery Day | 10-20 days |
Chemical compositions (%)
| C | Si | Mn | P | S | Cr | Ni | Mo |
| 0.30-0.40 | 0.20-0.50 | 1.00-1.50 | ≤0.010 | ≤0.030 | 1.50-2.00 | 0.80-1.20 | 0.25-0.40 |
Available Size
| Grade | Size(mm) | ||
| 1.2738 Plate | Thickness | Width | Length |
| 300-800 | 300-1260 | Radom | |
Packing: We provide standard export packing or according to customers' request.
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About us:
Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China. With more than 20 years experience in special steel industry, 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.
After years of development, the company has established a complete quality management and export service system. We have a group of experienced and competent elites and is capable of offering the best service to clients.
Our company equips with large-sized Vertical saw machines, Horizontal saw machines, Milling machines, Grinding machines and other advanced equipments to provide customers with cutting and other processing services.
All the products should be inspected the metallographic analysis, hardness, ultrasonic flaw detection and other strict inspection processes, which meet the standards of DIN, AISI, JIS and GB to ensure their function and quality.