Video on Youtube : https://youtu.be/020yHcuDrLA Zhejiang Yinlong Stainless Steel Group including 3 factories as below : Factory 1 : Zhejiang Yinlong Stainless steel Co.,Ltd Factory 2 : Zhejiang Yinlai Steel Tube Co.,Ltd Factory 3: Songyang Hongquan Stainless steel Co.,Ltd 1. At present, the company has 32 sets of cold drawn devices，3 sets of LG60 cold rolled equipments, has mechanical test, ultrasonic test, eddy current test, hydro test, spectrum instrument imported from germany and related physics and chemistry equipments, which is one of the completest units of same trade in domestic areas. 2. Main products : Stainless Steel Seamless Pipe & BW Fittings. Size Range | 1/4″ – 24″ NPS Schedules | 10, 10s, 40, 40s, 80, 80s, 120, 160 (Custom wall thicknesses available upon request) Grades | 304, 304L, 316, 316L, 316L, 317L, 321 , 347, etc Standards | ASTM / ASM ,EN ,DIN ,GOST etc Certificates : ABS ,TUV ,PED ,CE ,ISO ,GOST etc Contact me if you need any more details : Roy Zhang M : +86-15869609627 ( Whatsapp) T: +86-577-8580-9866 F: +86-577-8696-9883 QQ:871517972 Skype : roy.wzpipe E-mail: roy.wzpipe@hotmail.com ; roy@zj-yinlong.com Web:www.zj-yinlong.com