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One Loose Connection Could Cost You—Here’s Why Our High Pressure Quick Disconnect Coupler Is Different
2026-03-28
If you work with hydraulic jacks—whether on a bridge maintenance site or deep in a heavy equipment repair bay—you know the pressure is no joke. A loose or leaking connection isn’t just an inconvenience; it’s a safety risk. That’s why I want to talk about a Quick Coupling that’s built for the high-stakes end of the hydraulic world: our PVM series.
We’re a manufacturing factory that’s been at this for over 15 years, and we’ve learned that when customers ask for a Quick Coupler, what they’re really asking for is peace of mind. The PVM delivers exactly that—especially when you’re dealing with ultra-high-pressure systems.
Built for the Tough Stuff
Let’s start with the basics. The PVM is a Quick Release Coupling designed to handle serious pressure—up to 70 MPa. That’s not a typo. Whether you’re using a jack quick disconnect coupler for heavy lifting or running high-pressure test equipment, this high pressure quick disconnect coupler is engineered to hold tight.
The body is made from high-strength carbon steel with a zinc-nickel plating, so it stands up to wear, corrosion, and the kind of harsh environments you’d expect in energy, construction, or industrial settings.
What sets it apart is the threaded connection. If you’ve ever had a push-to-connect style quick connect coupling pop loose at the wrong moment, you’ll appreciate this: the threaded lock ensures a leak-proof seal that stays put under pressure. It’s the kind of threaded coupling solutions for hydraulic couplers that system designers and field technicians both trust.
Where It Shines
We’ve seen the PVM become the go-to quick disconnect coupler in four main areas:
Hydraulic Jacks For bridge maintenance, structural lifting, or heavy equipment repair, reliable hydraulic coupler performance is non-negotiable.
Industrial Pressure Testing When calibration and testing equipment need accurate results, a secure quick disconnect coupling makes all the difference.
Energy Industry Oil, gas, and power generation demand high pressure hydraulic quick connect solutions that can handle long service intervals and tough conditions.
Specialized Machinery Think pressure forming machines or high-pressure pump systems. These applications live and die by their quick coupler reliability.
Why We Make It
Hejian Honglun Hydraulic Parts Co., Ltd. are not only manufacturer of quick couplings, but also leader of connections empower industry world. Established in 2010 and draw on 15+ years experience in design, development, and manufacture of high performance coupling, we have become a worldwide leader with customers in construction, energy, transportation, and many other markets.