We Tri-Chain Worldwide & Development Co., Ltd. established in early 2001. We have earned a credible reputation on the domestic market for our strictest and uncompromising quality control. Our market was expanded year by year and now our customers are distributed in 12 countries all over the world, such as USA, Korea, Egypty, India, and Thailand and so on. We work in steel scrap, such as tool steel scrap, high speed scrap and stainless steel scrap. 1. Tool steel scrap (solid): JIS SKD61 OR ASTM H13, JIS SKD11 OR ASTM D2 2. HSS scrap(solid) :JIS SKH51/SKH55/SKH59 OR ASTM M2/M35/M42ï¼?not with Fe-shank and degreasing.ï¼? 3.400series stainless steel scrap 410/409/416/420/430 does not include Ni, Mo and Cu, 4. Tungsten carbide scrap (solid) We are sincerely interested in establishing a long term business relationship with the honest and creditable sellers on the basis of mutual benefit in the near future. You could reach us by the following ways: Tel: 0086-21-32080598 Fax: 0086-21-62901302 Email: windy-***** /***** Msn:*****