Welding Neck Flange Made in China Jianhu County Xusheng Petrochemical Machinery Co,.LTD Base Info Standard:ANSI, DIN, GB, JIS, GOST, BSWMaterial:Carbon SteelManufacturing Way:ForgingSize:1,2"~240"Processing Method:CNC Machining Description Pre:Forged Steel Flange Next:Flange for Hydraulic Gear Pump