ASTM A106 seamless pipe: Size: 1/2"-48" Thickness: SCH10-SCH160,SGP, ... price,multi-standardCertificate:ISO9001:2000,CE.Size: 1/2"-48"Material: stainless steel,carbon steel,alloy steelStandard: ANSI,JIS,BS ... ,and so on.Deaign and manufacture std: DIN carbon steel flangesMaterial:Rst37.2,St37.2,C22.8)DIN2573 ... your valuable inquiry and questions. ASTM A105 Carbon Steel seamless pipe with standard size