作废 NB/T 20005.15-2013
压水堆核电厂用碳钢和低合金钢 第15部分:用填充金属焊接的2、3级管件 压水堆核电厂用碳钢和低合金钢 第15部分:用填充金属焊接的2、3级管件 Carbon steel and low alloy steel for pressurized water reactor nuclear power plants-Part 15:Fittings welded with the addition of filler metal for use in class 2 and 3 auxiliary piping
发布日期:2013-06-08
实施日期:2013-10-01
分类信息
研制信息

归口单位: 核工业标准化研究所

起草单位: 中国核电工程有限公司、 无锡新峰管业有限公司

起草人: 袁炜、 韩雨

标准简介

本部分规定了压水堆核电厂辅助管道系统用2、3级碳钢和低合金钥焊接管件的墓体材料、制造、管件的力学性能、试料保管、表面质量、内部缺陷检测、缺陷部位的清除、尺寸、偏差和质量、水压试验等技术要求。 本部分适用于压水堆核电厂经冷加工或热加工并用填充金属焊接的名义壁厚小超过35 mm的Q235HR和Q265HR及名义壁厚不超过30mm的Q295HMnQ355HR碳钢和低合金钢焊接管件

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最后更新时间 2025-09-02