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ICS25.160.10
CCSJ33
中华人民共和国电力行业标准
DL/T869一2021
代替DLT/869一2012
火力发电厂焊接技术规程
TheweldingcodeofPracticeofrPowerPlant
2021一12一22发布2022一03一22实施
国家能源局发布
学兔兔标准下载
DL/T869一2021
目次
前言····························································································································································一·11
引言································································，··························································································…·…nl
1范围··················································，····································································································…·…1
2规范性引用文件········································································································。··························…·…1
3术语和定义···································································，·······································································…·…2
4一般规定···············································································································································…·…2
5坡口制备及组对要求···························································································································…·…5
6焊接工艺·············································································································································…·…01
7质量检验·····························································································································
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