Anti corrosion and anti rust treatment: black boiling and blue boiling treatment are also called phosphating treatment, so that metal parts have corrosion resistance and anti rust performance.
Hardening treatment: treatment methods to increase the hardness of metal parts: (1) increase the surface hardness of metal parts by surface carburizing, and the surface color will also be black after carburizing; (2) Quenching treatment can increase the hardness; (3) Vacuum heat treatment improves the hardness of integrity.
Xiangyang Kechang Trading Co., Ltd
- Phone: +86 0710-4668992
- Business Type: Trading Company
- Location: China
- Main Products: Shoes and Hats medical apparatus and instruments Plastic products
- Total Employees:Less than 100 people
- Year Established:
- Export Markets:Domestic Market,North America,South America,Asia,Europe,Africa,Oceania
- Total Annual Revenue:
