Guangzhou Changfeng Steel Co., LTD
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Forged Cold Work Mould Steel Block 1.2379 / D2 For Measuring Tools
Introduction:
Grade 1.2379 /D2 is a high carbon and high chromium alloy tool steel with high hardness and wear resistance after heat treatment, and has the characteristics of strong quenching and good dimensional stability.
It can used to make various high precision, long service life cold-working dies, cutting tools and measuring tools.
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 |
Features:
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.
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 |
Advantages:
1. High wear resistance;
2. High compressive strength;
3. Good dimensional stability;
4. Good machining performance;
5. Good toughness;
6. Excellent softening of temper;
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) used for heavy-duty stamping die, cold shearing blade, thread rolling, etc.
7) used for cold upsetting, clay mould, etc.
8) 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.
| Hot sale products for hot/cold work mould Steel | |||||||||
| STANDARD/GRADE | Flat Bar Size(mm) | Round bar Size(mm) | Technics | ||||||
| DIN | AISM | JIS | GB(China) | Thickness | Width | Length | Diameter | Length | |
| 1.2311 | P20 | PDS-3 | 3Cr2Mo | 10-700 | 155-2200 | 2000-6000 | 20-200 | 2000-6000 | Forged, Hot Rolled |
| 1.2738 | P20+Ni | - | 3Cr2NiMnMo | 10-1100 | 155-2200 | 2000-6000 | 20-200 | 2000-6000 | |
| 1.2379 | D2 | SKD10 | SKD10 | 10-200 | 155-810 | 2000-6000 | 20-200 | 3000-6000 | |
| 1.2080 | D3 | SKD1 | 3Cr2Mo | 10-200 | 155-810 | 2000-6000 | 20-200 | 3000-6000 | |
| 1.2083 | 420 | - | 4Cr13 | 10-500 | 155-1200 | 2000-6000 | 20-300 | 3000-6000 | |
| 1.2344 | H13 | SKD61 | 4Cr5MoSiV1 | 10-500 | 155-1600 | 2000-6000 | 20-400 | 3000-6000 | |
| 1.2510 | O1 | SKS3 | 9CrWMn | 10-200 | 155-810 | 2000-6000 | 20-200 | 3000-6000 | |
| 1.7225 | SAE4140 | SCM440 | 42CrMo | 10-200 | 155-2200 | 2000-6000 | 20-200 | 3000-6000 | |
| 1.2010 | SAE1050 | S50C | 50# | 10-700 | 155-2200 | 3000-6000 | 10-300 | 3000-6000 | Hot Rolled |
| 1.1191 | SAE1045 | S45C | 45# | 10-700 | 155-2200 | 3000-6000 | 10-300 | 3000-6000 | |
Product photos:
