中华人民共和国行业标准NB/T47003.1—2009部分代替JB/T4735—1997钢制焊接常压容器Steelweldedatmosphericpressurevessels2009-12-01发布2010-05-01实施中华人民共和国国家发展和改革委员会发布ICS23.020.10J74NB/T47003.1—2009I目次前言·······················································································································································II1范围··················································································································································12规范性引用文件·······························································································································13术语和定义······································································································································34总则··················································································································································45材料··················································································································································96基本结构元件·······...
