Our crew through skilled training. Skilled skilled knowledge, strong sense of company, to meet the company wants of customers for Astm A335, Hardness Test , Pipe & Tube , Pipe Grade ,15crmog Alloy Tube . We sincerely welcome both equally international and domestic company associates, and hope to work along with you during the in close proximity to foreseeable future! The product will supply to all over the world, such as Europe, America, Australia,Rwanda , Cannes ,Comoros , Cyprus .We've been proud to supply our products and solutions to every auto fan all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.