The hard alloy screw is made of high-alloy alloy powder metallurgy steel containing W, Mo, Cr, V, Si, Co, etc. The material is vacuum quenched and tempered at high temperature or low temperature, and the metallographic structure is tempered… 【More】

The hard alloy screw is made of high-alloy alloy powder metallurgy steel containing W, Mo, Cr, V, Si, Co, etc. The material is vacuum quenched and tempered at high temperature or low temperature, and the metallographic structure is tempered martensite… 【More】

Steel based cermet screw is composed of high alloy steel core and surface tungsten carbide. The manufacturing process includes steel core material processing, mechanical processing, heat treatment, surface manufacturing, surface finishing, etc. The co… 【More】

Powder metallurgy screw (HIP) is made by vacuum metallurgy of steel core and NiCrBFe(Si) or NiCrBFe(Si)+WC in special steel molds. The core of the screw is pearlite or martensite, and the surface is martensite or martensite plus tungsten car… 【More】

The manufacturing process of cermet screw HVOF is: forged medium carbon alloy steel is quenched by high temperature (or low temperature) tempering heat treatment, mechanically processed into screw, plasma (flame) surfacing nickel base wear r… 【More】

The manufacturing process of cermet screw HVOF is: forged medium carbon alloy steel is quenched by high temperature (or low temperature) tempering heat treatment, mechanically processed into screw, plasma (flame) surfacing nickel base wear resistant a… 【More】