Is suitable for through flange valve sealing pressure and valve body intensity pressure performance test.
适用于直通法兰式阀门的密封压力和阀体强度压力性能试验。
At the same time, the influences of temperature condition in electrolysis system and sealing method with boiling water on the film's physical quality and electric insulating intensity were revealed.
同时，分析了电解系统温度条件以及沸水封孔工艺对强化铝绝缘膜的物理性质和电绝缘强度的影响。
Using high accuracy to grind the stainless steel ball, it is able to bear pressing the intensity and sealing property improving, anticorrosive.
使用高精度研磨不锈钢浮球，提高了耐压强度和密封性能，抗腐蚀。
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