美国锅炉用钢管标准的增补修订及比较

Amendments and Comparisons of U.S. Standards of Boiler Pipes

归纳了美国ASME锅炉及压力容器材料委员会发布的ASME规范2002全文修订版(A02版)中SA-213/SA-213M《锅炉、过热器和换热器用无缝铁素体和奥氏体合金钢管》、SA-335/SA-335M《高温用无缝铁素体合金钢公称管》标准的主要增补和修订内容,并与01版的ASTMA213/A213M及A335/A335M标准进行了比较,以供查阅和执行时参考。

Summarized are all the key amendments of ASME Specification 2002(Edition A02) as issued by Commission of Material for Boilers and Pressure Vessels of ASME, covering SA-213/SA-213M?a?aSeamless Ferritic and Austenitic Alloyed Steel Tubes for Boiler, Overheater and Heat Exchanger and SA-335/SA-335M?a?aNominal Seamless Ferritic Alloyed Steel Tubes for High Temperature Service. Also made is the comparison of the above two new edition specifications with the previous Edifion01 Specifications of ASTM A213/A213M and A335/A335M for the purpose of any cross-reference during implementation of the new versions.