Guangzhou Changfeng Steel Co., LTD
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D2/1.2379 ESR Hot Rolled Cold Work Tool Steel Flat Bar For Tool
Product Introduction
1.2379 is a high carbon and chromium alloy tool steel, which has high hardness and wear resistance after heat treatment, and has strong hardenability and good dimensional stability.
Features
1. High wear resistance
2. High compressive strength
3. Good dimensional stability
4. Good processability
5. Excellent resistance to temper softening
6. Good toughness
Similar Standards
| Chinese | American | German | Japanese |
| GB | AISI | DIN | JIS |
| Cr12Mo1V1 | D2 | 1.2379 | SKD11 |
Chemical Composition
| Grades | C | Si | Mn | P | S | Cr | Mo | V |
| 1.2379 | 1.5-1.6 | 0.1-0.4 | 0.15-0.45 | ≤0.003 | ≤0.03 | 11-12 | 0.6-0.8 | 0.9-1.1 |
| D2 | 1.4-1.6 | 0.3-0.5 | 0.3-0.5 | ≤0.03 | ≤0.03 | 11-13 | 0.7-1.2 | 0.8 |
| Cr12Mo1V1 | 1.4-1.6 | ≤0.6 | ≤0.6 | ≤0.03 | ≤0.03 | 11-13 | 0.7-1.2 | 0.5-1.1 |
| SKD11 | 1.4-1.6 | ≤0.4 | ≤0.6 | ≤0.03 | ≤0.03 | 11-13 | 0.8-1.2 | 0.2-0.5 |
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 | 60-64 | ||
General Applications
1. 1 Thin sheet with a thickness of not more than 2mm, high-efficiency blanking die, punching die and stamping die
2. 2. Various scissors, inlaid blades, wood working blades
3. 3. Thread rolling die and wear-resistant slider
4. 4. Cold heading mould, thermosetting resin molding die
5. 5. Deep drawing die, cold extrusion die
Stock Size
| Flat Bar | Thickness | 6-160mm |
| Width | 155-810mm | |
| Length | 3000-6000mm | |
| Round Bar | Diameter | 14-80mm |
| Length | 300-6000mm |
Why choose us?
Quality Assurance from government owned steel mills
At die & tool steel , we meticulously source materials only from steel manufacturers to ensure consistency in providing the finest quality steel products for our customers.
Being in the competitive market today, we clearly understand that customers are looking for products that are not only best in class but also affordably priced. We are confident that we are able to ful fil these two equally vital aspects –our customers' continuous support over the past two decades is the most heartfelt recognition to us.
Speedy and Timely Delivery
Knowing that delivering goods to customers' hands on time is as important as providing quality goods, we treat every business transaction as a priority. Be it a raw material or a finished material with machining or heat treatment, every effort will be made to get your purchase order to you in the shortest lead time.
Quality Commitment
In order to realise competitive products to fulfil our customers' demands and quality considerations, our integrated quality and work management system is continuously being improved and developed further. We document this for our customers by having our quality management system certified in accordance with ISO 9001. This measure is accompanied by audits and recertification's on a regularly prescribed basis.
Our service
We provide quality special steel for all industries.
Orders of any size, any length, ship fast
We carry a unique inventory of specialty special steel
Provide related value-adding services :
metal cutting, sizing, machining (blanking, milling, grinding), and heat treatment.
Sawing for small or large quantities, sawing-to-size.
Excellent customer service
Contact Us
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