
Cold-working Die Hot Rolled Alloy Steel 1.2379 / D2 Round Bar
Similar grades:
GB | DIN | AISI | JIS |
Cr12Mo1V1 | 1.2379 | D2 | SKD11 |
Introduction:
Gade 1.2379 / D2 / Cr12Mo1V1 is a high - carbon and high chromium cold die steel, which is widely used in the world. It is a lystenite steel, with high hardenability, hardness and high abrasion resistance.High temperature resistance to oxidation, good anti-corrosion resistance after quenching and polishing, and small deformation of heat treatment.
Available size(mm):
Flat Bar Size(mm) | Round bar Size(mm) | |||
Thickness | Width | Length | Diameter | Length |
8-80 | 155-610 | 3000-6000 | 14-80 | 300-6000 |
Chemical composition(%):
C | Si | Mn | Cr | Mo | V | P | S |
1.40-1.60 | 0.30-0.50 | 0.30-0.50 | 11.0-13.0 | 0.70-1.20 | ≤0.8 | ≤0.030 | ≤0.030 |
Feature:
1, Good processing, heat treatment size stability.
2, Excellent machinability.
3, Excellent dimensional stability when hardened.
4, After hardening and tempering, the high surface hardness match
well with the toughness of the body.
Heat treatment:
Quenching | Tempering | ||||
Heating temperature/℃ | Cooling | Hardness/HRC | Heating temperature/℃ | Cooling | Hardness/HRC |
980-1040 | Oil or Air | 60-65 | 180-220 | Air | 60-64 |
1060-1100 | 60-65 | 510-540 | Air | 60-64 |
Applications:
1) Suitable for making all kinds of silicon steel sheet high-speed
blanking.
2) suitable for precision stamping die, cold extrusion forming die,
drawing die and blanking die.
3) It is suitable for cutting scissors, deep drawing die and
drawing die etc.
4) It is suitable for all kinds of cold stamping dies that are
complicated and easy to deform, with long service life of high wear
resistance.
5) It is used as a cold working tool which requires excellent wear
resistance and good toughness. It can be used for embossing die and
cold forging die.
6) It can be used for heavy-duty stamping die, cold shearing blade,
thread rolling, etc.
7) It can be used for cold upsetting, clay mould, etc.
8) It can be used for damaging plastic molding.
Factory Hardness: Soft Annealing 255HB
Delivery condition:
For abundant stock, 15-20 days.For customized products, 30-50 days.
Terms of payment:
30% deposit T/T and the balance by L/C at sight, or T/T.
D2 die steel, high wear resistance and micro deformation, cold working die steel, wind hard tool steel, carbon content up to 1.5%, chromium content high, noisy 11.5%, heat treatment, hardness up to 60HRC. D2 steel can be used to make large cross section, complex shape, strong impact, high resistance to cold working die steel, such as silicon steel sheet die, cold cutting scissors, trimming die, etc..
Product pictures:
Corner of factory:
Guangzhou Changfeng Steel Co., LTD
Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty 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.
Our company keeps the principle of “sincerely cooperation, endless striving for perfection”. We desire to establish the long-term mutual beneficial and win-win relationship with clients all over the world.