Technique: | Hot Rolled |
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Standard: | AISI, JIS, ASTM, DIN, BS, GB |
Thickness: | 20-500mm |
Service: | 24 Hours/ 7 Days On-line & Prompt Service |
Shape: | Plate/ Round Bar/ Flat Bar |
Test: | SGS/ 100%UT/ Element testing |
Samples: |
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Customization: |
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Shape | Thickness/ Diameter |
Width | Length | |
Round Bar | 16-520 | / | 3000-6000 | |
Flat Bar | 16-260 | 205-610 | 3000-6000 | |
Forged | Round Bar | 150-450 | / | 2000-6000 |
Block | 100-500 | 600-1000 | 2000-6000 |
Chinese | American | German | Swedish | Japanese |
GB | AISI | DIN | ASSAB | JIS |
4Cr5MoSiV1 | H13 | 1.2344 | 8407 | SKD61 |
C | Si | Mn | P | S | Cr | Mo | V |
0.35-0.40 | 1.00-1.20 | 0.40-0.60 | ≤0.015 | ≤0.003 | 4.80-5.20 | 1.20-1.40 | 0.80-1.00 |
Annealing hardness | Quenching hardness | Tempering hardness |
≤230HB | 51-55HRC | 46-50HRC |
Heating temperature | Cooling way | Hardness (HRC) | Tempering temperature /ºC |
Tempering number | Hardness (HRC) |
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First preheating | Second preheating | Last heating | |||||
500- 600 |
820- 860 |
1010- 1040 |
Oil cooling | 53-55 | 560-620 | 2 | 50-46 |
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