作废 JB/T 7027-2002
300MW以上汽轮机转子体锻件技术条件 300MW以上汽轮机转子体锻件技术条件 Specification for steel forgings for steam turbine rotors ( 300MW or above )
发布日期:2002-12-27
实施日期:2003-04-01
分类信息
标准简介

本标准规定了300MW以上汽轮机有中心孔转子体用真空处理的合金钢锻件的技术要求、试验方法、检验规则、合格证书及标志等。 本标准适用于300MW及以上汽轮机在高温和(或)高应力下工作的有中心孔转子体锻件的订货、制造与检验

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