... 38CrMoAlA, 5) Body and disc material: WCB, CF3, CF8, CF3M, CF8M etc. 4) Suitable medium: Water, oil ... 38CrMoAlA, 5) Body and disc material: WCB, CF3, CF8, CF3M, CF8M etc. 4) Suitable medium: Water, oil ... 38CrMoAlA, 5) Body and disc material: WCB, CF3, CF8, CF3M, CF8M etc. 4) Suitable medium: Water, oil ... 38CrMoAlA, 5) Body and disc material: WCB, CF3, CF8, CF3M, CF8M etc. 4) Suitable medium: Water, oil ...