China Stellite 20 Valve Balls Price API Cobalt Based Alloy Powder Metallurgy Balls, Find details about China Wear Resisting Valve Ball, Stellite 20 from Stellite 20 Valve Balls Price API Cobalt Based Alloy Powder Metallurgy Balls
1.Product Name:
Stellite 20 Valve Balls
2.Material Grade:
Stellite 20
3.Hardness:
G100 HRC 52-60
4.Process:
Cast Process
5.Standard:
Type | Fluid, mm2 | Dw, mm | D, mm | d mm | H, mm |
V11-106 | 107 | 15.8750 | 20.142 | 11.68 | 12.70 |
V11-125 | 153 | 19.0500 | 23.317 | 13.97 | 12.70 |
V11-150 | 227 | 23.8125 | 29.667 | 17.02 | 12.70 |
V11-175 | 345 | 28.5750 | 35.255 | 20.96 | 12.70 |
V11-225 | 569 | 34.9250 | 43.688 | 26.92 | 12.70 |
V11-250 | 869 | 42.8625 | 51.054 | 33.27 | 12.70 |
V11-375 | 1623 | 57.1500 | 78.029 | 45.47 | 19,05 |
Composition (%) | C | Si | Mn | Cr | Ni | S | P | Mo | W | Fe | Co | Hardness |
Stellite 20 Balls | 2.30-3.00 | ≤1.5 | ≤1.0 | 31.0-36.0 | ≤3.0 | ≤0.04 | ≤0.04 | ≤1.0 | 16.0-19.5 | ≤3.0 | Bal. | HRC:52-60 |