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ICS23.060.99J16备案号：32097—2011中华人民共和国机械行业标准JB/T11150—2011代替JB/T7—1993波纹管密封钢制截止阀Bellowssealingsteelglobevalve2011-05-18发布2011-08-01实施中华人民共和国工业和信息化部发布JB/T11150—2011I目次前言....................................................................................................................................................................III1范围................................................................................................................................................................12规范性引用文件............................................................................................................................................13结构形式及参数............................................................................................................................................13.1结构形式.....................................................................................................................................................13.2参数.............................................................................................................................................................44技术要求........................................................................................................................................................44.1压力-温度额定值........................................................................................................................................44.2结构长度.....................................................................................................................................................44.3连接端.........................................................................................................................................................44.4阀体和阀盖.................................................................................................................................................44.5...