An often overlooked function of oil is ring and valve sealing.
一个经常被忽视的功能是环和油阀密封。
Remove the pressed in relief valve seat and seat O-ring.
拆卸压进去的安全阀阀座和阀座o形环。
An O-ring seals the relief valve body to the main housing.
用一个O形环密封安全阀阀体与主外壳。
Limited by the ring material, the use of butterfly valve pressure and low temperature range.
受密封圈材料的限制，蝶阀的使用压力和工作温度范围较小。
Remove the pressed in relief valve seat and seat O-ring.
阀座环通过密封焊接，消除泄漏通道。
Valve is closed twice so that the seal ring can self-center.
关闭阀门两次，使得密封环能够自动校准中心。
Valve is closed twice so that the seal ring can self-center.
关闭阀门两次，使得密封环能够自动校准中心。
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