Min. Order Reference FOB Price
1 Piece US$190.00-4,100.00 / Piece
Product Description
Product Features Brand JINYI Product Name Bimetallic Screw Barrel Base Material 38CrMoAlA High-quality Alloy Structural Steel Quenching and Tempering Hardness HB260-280 Nitriding Hardness HV950±50 Nitride Layer Depth &Hardness 0.4-0.6mm , 56-60HRC Brittleness ≤2 Surface ...