国家标准《通用阀门 奥氏体钢铸件技术条件》(GB12230-89)的修订与分析

Revision and analysis on "General purpose industrial valve—Specification of Austenitic Steel Castings—GB12230-89"

介绍了GB 12230《通用阀门奥氏体钢铸件技术条件》89年版的修订内容,对2005年版部分提出了修订建议和看法。

Introduces revision contents of ＂ General purpose industrial valve-Specification of Austenitic Steel Castings-GB 12230 - 89＂, and proposes revising suggestion and opinion on some items of the specification of 2005 revision.