Open and Close Type Carbon Steel Hydraulic Quick Joint Coupling Fittings high pressure quick coupling hose connector
Applications:
The H401 Series hydraulic quick couplings are mainly used for construction equipment, forestry equipment, hydraulic machinery and oil equipment and other required hydraulic applications.
Specifications:
Body Size(in) | 1/4 | 3/8 | 1/2 | 3/4 | 1" |
Rated Pressure(PSI) | 5000 | 4000 | 4000 | 3000 | 3000 |
Rated Flow(GPM) | 3 | 6 | 12 | 28 | 5050 |
Temperature Range(std seals) | -20ºC to +80ºC | ||||
Standard seal material is fluororubber |
Product Features:
1. Poppet valves available to prevent uncoupled leakage.
2. Poppet valves open automatically when coupled within rated working pressure to keep the flow expeditely.
3. Critical parts are hardened for durability.




Our products are analyzed for quality assurance and specifications at many points of the manufacturing process to insure that we ship the very best finished products to our customers. In addition, we perform hydraulic pressure testing and impulse testing to ensure that our products perform to rated specifications.
With the expansion of our business, the company's products sell well all over the country, such as United States, Russia, Ukraine, South Africa, Canada, Brazil, Germany, UK, Vietnam, Pakistan, Egypt, America, Thailand, Kuwait, Malaysia, etc.
We look forward to customers from all over the world to come to consult, we will wholeheartedly provide you with the best quality service and high-quality products, and look forward to cooperating with you.



We welcome you inquire us anytime about the quick couplings and high pressure ball valves,we will offer you within one work day as soon as possible.For exact price and saving both time,we hope you can provide more detail information about the product you inquire:
1. Which product you need?
It's better if you can provide the details of the items you need,such as international standard,sizes,thread,quantity,ect.
2. Any requests to the packaging?
Usually we offer customers with neutral packing.Custom packaging is also accepted.
3. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment.
4.What can you buy from us?
Quick coupling, ball valve, hydraulic hose and fittings.
Material available:steel,stainless steel,brass.
5. What services can we provide?
Our normal standard quick couplings including ISO16028,ISO7241A,ISO7241B;
Customized items according to your samples or drawings.
6. Can samples be free?
If you only need 1-2pcs samples,we can offer you sample free with freight collect.More samples you need,we will charge sample
costs as well as the shipping cost.