PRODUCT:CARBON STEEL PIPE ELBOWS MATERIAL carbon steel, alloy steel and stainless steel. 1. Size range: 1/2"-28" are made by seamless pipes, above up to 72" are made by welded pipes 2. Thickness: SCH20 SCH40 STD SCH60 SCHXS SCH80 SCH160 SCHXXS etc are available 3. International standards: American standard: ASTM A234 WPB ANSI B16.9 Japanese standard: JIS B2311, JIS B2312 Germany standard: DIN2605 4. Material: WPB A234, A106, Q235, ST37.2, GB10#, GB20# API, and ISO9001:2000 Certificates etc., Carbon steel: ASTM A234 WPB,WPC,ASTM A420WPL1,WPL3,WPL6,WPHY42,46,52,56,60,65,70 USE Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc We can produce any specification as your any drawing . WELCOME TO VISIT OUR FACTORY AND COOPERATE WITH US

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