D2 D-2 SKD11 SKD-11 1.2379 X153CrMoV12 Forged Forging Tool Die Steel Round Bars Hollow Bars Roller Rolls Shafts Square rectangular rectangle Blocks Discs Disks Plates Flat Bars
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We are professional D2 D-2 SKD11 SKD-11 1.2379 X153CrMoV12 Forged Forging Tool Die Steel Round Bars Hollow Bars Roller Rolls Shafts Square rectangular rectangle Blocks Discs Disks Plates Flat Bars from china
Steel grade | Chemical contents [%] | C | Mn | Si | P | S | Cr | Ni | Mo | W | V | Co | Cu | 1.2379 | 1,5- 1,7 | 0,15 -0,45 | 0,15 -0,4 | MAX 0,03 | MAX 0,03 | 11-13 | MAX 0,35 | 0,7-1,0 | MAX 0,2 | 0,6
0,8 | - | MAX 0,35 |
| | | Technological treatment processes | Possibility of application | Temperature, °C | | Plastic forming | Forging | + | 850-1050 | | Rolling | + | 850-1050 | | Heat treatment | Heat hardening | Hardening | + | 960-1030 | | Tempering | + | 220-550 | | Annealing | Softening | + | 820-860 | | Annealing | Stress relieving | + | 600-700 | | Thermochemical treatment | Nitriding | + | 470-550 | | Other | | |
| 1.2379 | Value | | Technological treatment processes | | Hardness after hardening HRC (HRC) | >=60 | | Hardness after soft annealing HB (HB) | <=255 | | Hardness after hardening and tempering 200° C HRC (HRC) | >=60 | | Hardness after hardening and tempering 300° C HRC (HRC) | 58,2 | | Hardness after hardening and tempering 350° C HRC (HRC) | 58 | | Hardness after hardening and tempering 400° C HRC (HRC) | 58 | | Hardness after hardening and tempering 450° C HRC (HRC) | 58,5 | | Hardness after hardening and tempering 500° C HRC (HRC) | 58,8 | | Hardness after hardening and tempering 550° C HRC (HRC) | 55,2 | | Hardness after hardening and tempering 600° C HRC (HRC) | 50
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