关于GB/T 12230-2005《通用阀门不锈钢铸件技术条件》的修订  

Explanation for the Revision of GB/T 12230-2005″General Purpose Industrial Valves-Specification of Stainless Steel Castings″

作　　者：陈文鑫 乐精华 张琳 陆钰珍 盖广平 王万斌 张君 梁立 CHEN Wen-xin;YUE Jing-hua;ZHANG Lin;LU Yu-zhen;GAI Guang-ping;WANG Wan-bin;ZHANG Jun;LIANG Li(Lan Zhou High Pressure Valve Co.,Ltd.,Gansu Province Key Laboratory of Special Valves,Lanzhou 730060,Gansu,China)

机构地区：[1]兰州高压阀门有限公司,甘肃省特种阀门重点实验室,甘肃兰州730060

出　　处：《阀门》2023年第4期516-520,共5页VALVE MAGAZINE

摘　　要：铸造不锈钢是国家现代化的关键性材料,通过对国家标准GB/T 12230-2005《通用阀门不锈钢铸件技术条件》的修订理由和主要内容的详细介绍,以及修订后的国家标准GB/T 12230-2023《通用阀门不锈钢铸件技术条件》,展现了我国工业阀门用不锈钢铸件的国家标准的先进性和科学性,为我国现代化技术提供可靠保障。Casting stainless steel is the key material of national modernization,The reasons and main contents of the revision of the national standard GB/T 12230-2005′Technical Specification for Stainless Steel Castings for General Valves′are introduced in detail.And the revised national standard GB/T 12230-2023′General Valve Stainless Steel Casting Technical Conditions′.The advanced and scientific nature of the national standard for stainless steel castings for industrial valves in China is demonstrated,which provides a reliable guarantee for China′s modern technology.

关 键 词：奥氏体不锈钢铸件 冶炼工艺 铸造工艺 固溶化热处理 固溶化+稳定化 

分 类 号：TH134[机械工程—机械制造及自动化]