1.Material:38CrMoalA Nitriding treatment, Surface hardness: HV≥900 Nitriding depth:0.5-0.8mm 2 . Material of barrel inside laye.Tungsten carbide alloy, Centrifugal casting prolongs the life of the barrel.
1.Material:38CrMoalA Nitriding treatment, Surface hardness: HV≥900 Nitriding depth:0.5-0.8mm 2 . Material of barrel inside laye.Tungsten carbide alloy, Centrifugal casting prolongs the life of the barrel.
1.Material:38CrMoalA Nitriding treatment, Surface hardness: HV≥900 Nitriding depth:0.5-0.8mm 2 . Material of barrel inside laye.Tungsten carbide alloy, Centrifugal casting prolongs the life of the barrel.
1.Material:38CrMoalA Nitriding treatment, Surface hardness: HV≥900 Nitriding depth:0.5-0.8mm 2 . Material of barrel inside laye.Tungsten carbide alloy, Centrifugal casting prolongs the life of the barrel.
1.Material:38CrMoalA Nitriding treatment, Surface hardness: HV≥900 Nitriding depth:0.5-0.8mm 2 . Material of barrel inside laye.Tungsten carbide alloy, Centrifugal casting prolongs the life of the barrel.
1.Material:38CrMoalA Nitriding treatment, Surface hardness: HV≥900 Nitriding depth:0.5-0.8mm 2 . Material of barrel inside laye.Tungsten carbide alloy, Centrifugal casting prolongs the life of the barrel.
1.Material:38CrMoalA Nitriding treatment, Surface hardness: HV≥900 Nitriding depth:0.5-0.8mm 2 . Material of barrel inside laye.Tungsten carbide alloy, Centrifugal casting prolongs the life of the barrel.