The utility model relates to an energy conservation rupture disk nitrogen machine.
本实用新型涉及一种节能安全膜制氮机。
A new technique is described for safety-valve on-line testing in which out-source gas is introduced into the cavity enclosed by the valve plug and rupture disk.
介绍了一种利用外接气源，向安全阀瓣与爆破片形成的隔离腔内直接充压，对安全阀进行在线检测的方法。
A new technique is described for safety-valve on-line testing in which out-source gas is introduced into the cavity enclosed by the valve plug and rupture disk.
介绍了一种利用外接气源，向安全阀瓣与爆破片形成的隔离腔内直接充压，对安全阀进行在线检测的方法。
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