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In industrial production applications, couplings are very common items, and there are numerous types of couplings. Hydraulic couplings and oil pipe couplings often appear in our production and manufacturing applications. There are also many types of ...
Two-way Shut-off Type · When not connected: When the collar of the female part moves to the other end, the stainless steel balls of the hydraulic joint automatically roll outwards. Under the action of the combined force of the valve springs of...
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