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Discussions on joint studs(thread)intensity calculation for body and bonnet
Author(s): 
Pages: 19-25
Year: Issue:  5
Journal: Valve

Keyword:  阀体 阀盖 连接螺柱 DIN系列 PN;
Abstract: 分析了连接螺柱(螺纹)强度计算用公英制转换和压力级转换的条件不等式产生偏差的原因,论述了API600标准中不等式的K值在公称压力(PN)的DIN系列钢制阀门的计算中存在的问题,探讨了多项阀门国家标准引用的不等式中参数"PN"的定义、系数值和表达式,提出了简化和统一计算方式的建议。
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