Weld Neck Flange Qingdao Hengyong Valves Industry Co., Ltd. Base Info Model NO.:1-1,4"--14"Standard:ANSI, DIN, GBType:Welding FlangeMaterial:Stainless SteelManufacturing Way:Forging Description Pre:Stainless Steel Union-Liner Next:Bolt&Nuts Wire 200CU