... Inch for 3 Inch Pipe, Schedule XS, MSS-SP-97 Weldolet, made of ASTM A106 GR.B, featured with 12x12 Inch ... size, Standard MSS SP 97, Schedule SCH 40, PE Ends Weldolet, made of ASTM A106 GR.B, featured with 16x18 Inch ... , power, paper making, chemical, and other fields, etc Carbon Steel Weldolet Fittings, Carbon Steel Olets, Application in petroleum, power, chemical, etc High ...