Min. Order Reference FOB Price
1 Set US$1,000.00-5,000.00 / Set
Product Description
Main parament : Material: 38CrMoAIA 40CrMo 42CrMo high quality alloy steel Technology: Nitriding treatment, alloy coating spraying, heating treating, screw fully hardening. Depth of nitrition layer: 0.5-0.8mm Nitriding treatment surface hardness: HV>=900-1000 Fragility of nitrition: Less and ...