we produce the titanium washer follow the standards of GB, DIN, ISO, JIS,ASTM, ASNI

  HNY metal mainly supply  titanium , Over 22  years experience in titanium material , equipment , product    fields.

we are equipped with testing instrument, and at the same time entrust the authoritative organization Northwest Institute for Non-ferrous Metal Reach to check the raw material and Achieve entire control from raw material to finished products according to the requirement of National Lab.