ASME SEC II A SA-234/SA-234M-2001 Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High-Temperature Service ASTM A234/A234M-97
Boiler and Pressure Vessel,Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High-Temperature Service ASTM A234/A234M-97
ASME SEC II A SA-234/SA-234M-2001 history
1970ASME SEC II A SA-234/SA-234M-2013 SPECIFICATION FOR PIPING FITTINGS OF WROUGHT CARBON STEEL AND ALLOY STEEL FOR MODERATE AND HIGH-TEMPERATURE SERVICE
2001ASME SEC II A SA-234/SA-234M-2001 Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High-Temperature Service ASTM A234/A234M-97