垫片和密封圈的成功使用取决于其尺寸、合金材料及材料硬度的正确选择及设计。
Their success depends on the proper engineering and design of size, alloy, and material hardness.
采用密封设计准则，通过试验确定了金属缠绕式垫片的垫片系数，在此基础上，按照PVRC新方法对法兰螺栓载荷进行了计算。
The sealing design criteria to measure the factors of spiral wound gasket were adopted, based on this bolt loads of flange can be determined by using the new PVRC method.
通过计算实例，给出了压力容器设计中常见的焊接密封垫片连接结构的平盖设计的一种方法。
With the example, one method for designing flat cover with welded gasket commonly met in pressure vessel design was presented.
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