Name:Socket Weld Flange Standard:ASME/ANSI B16.5,JIS B2220,JIS B2238 Material:Stainless Steel /Carbon Steel Specifications:1/2"-3" Class150-Class300 Connection mode:Welding Production method:Forging Acceptance: OEM/ODM, Trade, Wholesale, Regional Agency, Payment: T/T, L/C, PayPal Any inquiries we are happy to reply, please send your questions and orders. Stock Sample is Free & Available