ASTM A249 Standard Specification for Welded Austenitic Steel Boiler,Superheater,Heat-Exchanger,and Condenser Tubes
鍋爐、過熱器、熱交換器和冷凝器用奧氏體鋼焊接管
ASTM A269 Standard Specification For Seamless And Welded Austenitic Stainless Steel Tubing For General Service
通用奧氏體不銹鋼無縫管和焊接管
說明：ASTM是美國材料與試驗協會（American Society for Testing and Materials,ASTM）標準。