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23H12MNF,Z21CDV12,Z 21 CDV 12,Z20CDNbV11,Z 20 CDNbV 11 Forged Forging steel Rings Sleeves Bushes Bushing Pipes Piping tubes tubings barrels Casing Cases Shells cylinders hubs housings
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We are professional 23H12MNF,Z21CDV12,Z 21 CDV 12,Z20CDNbV11,Z 20 CDNbV 11 Forged Forging steel Rings Sleeves Bushes Bushing Pipes Piping tubes tubings barrels Casing Cases Shells cylinders hubs housings from china
23H12MNF,Z21CDV12,Z 21 CDV 12,Z20CDNbV11,Z 20 CDNbV 11 Chemical composition
| C:0.18~0.24% | Si:0.1~0.5% |
| Mn:0.4~0.9% | P≤0.025% |
| S≤0.015% | Ni:0.3%~0.8% |
| Cr:11.0~12.5% | Mo:0.8~1.2% |
| V:0.25~0.35% |
Heat Treatment:
Quenching In Oil And Tempering.
Mechanical Properties:
| Thickness | Proof Strength | Tensile Strength | Elongation After facture A% | Reduction in area Z% | Impact energy | Hardness |
| ≤250 | 700 Mpa | 900-1050Mpa | 11/10/8 | 35/35/30 | 25/20/20 | 265~315 |
| >250 | 700 Mpa | 850-1050Mpa | 11/10/8 | 35/35/30 | 25/20/20 | 265~315 |
he main manufacturing equipments:
Name&Description | Capacity | Quantity |
3600Thydraulic press | Max. single forging in 18T | 1 |
2000T hydraulic press | Max. single forging in 9T | 2 |
800 hydraulic press | Max. single forging in 5T | 1 |
6T electrical hydraulic hammer | Max.single forging in 5T | 1 |
3T electrical hydraulic hammer | Max.single forging in3T | 1 |
Air hammer | Max.single forging from250kg to 1000kg | 7 |
Forging operation machine | Max.singe forging from20T-5T | 7 |
Heat treatment Furance | Max.8000*5000*1500mm | 11 |
CNC driling machine | Max.5000mm | 2 |
Vertical lathe | From 1600 to 5000mm | 60 |
Horizontal lathe | Max.5000mm | 70 |
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