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Excellent Polishability Special Alloy Steel for Die-casting Mold (1.2311 P20 3Cr2Mo)
For high demand large-sized or medium-sized precision plastic mould and alloy parts.
Applications:
Used for various lager-sized or medium-size precision plastic mould and alloy parts.
1, Ideally suited for the production of plastic moulds;
2, Die holders, zinc die casting dies, backers, bolsters and injection moulds;
3, Shafts, rails and wear strips.
Characteristics
1, Good hardenability;
2, Good integral machanical performance under high temperature;
3, Good heat-resistance and fatigue-resistance;
4, Good performance against liquid metal erosion;
5, High putity and homogeneous structure of China's biggest ESR production base for its strict requirement in the whole process of exploitation, smelting, vacuum degassing, ESR, forging, annealing, inspection.
Chemical Composition (%)
1.2311 | C% | Si% | Mn% | Cr% | Mo% | S% | P% |
0.35-0.45 | 0.20-0.40 | 1.30-1.60 | 1.80-2.10 | 0.15-0.25 | ≤0.030 | ≤0.030 |
Heat Treatment:
Annealing | 710-730ºC | |||
Hardness after annealing | Max 230HB | |||
Stress relieving | Approx 650ºC | |||
Hot forming | 850-1050ºC | |||
Hardening | 870-890ºC | |||
Quenching media | Oil,salt bath,vacuum | |||
Hardness after quenching | 50-54HRC | |||
Hardness after tempering | 100ºC | 200ºC | 300ºC | 400ºC |
54HRC | 54HRC | 53HRC | 50HRC |
Delivery Details:
1.For abundant stock, 15-20 days.
2.For customized products, 30-50 days.
About loading:
About GUANGZHOU CHANGFENG STEEL CO.,LTD
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.
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.
FAQ
Q: Are you a manufacturer or merely a trader?
A: We are group of companies and owned manufacturer bases and trading company. We specialized in plastic mould steel,hot work mould steel,cold work mould steel,alloy steel for mechanical,high speed steel, etc. All material are with high quality and competitive price.
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.
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 30-50days (depend on the quantity)after receiving your prepayment or firm order.
Q: What is the payment term?
A: T/T or L/C or Trade Assurance.
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.
Why Choose Us
1. Competitive price and quality from our own factory;
2. Approved by ISO9001, CE, SGS every year;
3. Best service with 24 hours reply;
4. Flexible payment with T/T,L/C , Trade Assurance;
5. Smooth production ability(1000tons/month);
6. Quick delivery and standard exporting package;
7. OEM/ODM.