Strictly Compliance With ASTM Manufacturing Standard
Standard Specification for Niobium and Niobium Alloy Strip, Sheet, and Plate ASTM B393
Standard Specification for Niobium and Niobium Alloy Bar, Rod, and Wire ASTM B392
Standard Specification for Niobium and Niobium Alloy Bar, Rod, and Wire ASTM B392
Standard Specification for Niobium and Niobium Alloy Ingot ASTM B391
Standard Specification for Tantalum and Tantalum Alloy Plate, Sheet, and Strip ASTM B708
Standard Specification for Tantalum and Tantalum Alloy Rod and Wire ASTM B365
Standard Specification for Tantalum and Tantalum Alloy Ingot ASTM B364
Standard Specification for Tantalum and Tantalum Alloy Seamless and Welded Tubes ASTM B521
The Authentication Certificate of Quality Management System ISO9001(2015)
We have long term cooperation with
Northwest Institute for Non-ferrous Metal Research
for Chemical Analysis
(the analysis equipment of NIN as below)
Fax: 86-917-877-8005