Wholesale Best Jis Connector Manufacturers – Hydraulic Fluid Power Connection Winner Couplings – Winner Fluid


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"Based on domestic market and expand overseas business" is our development strategy for Hydraulic Fittings, One piece hose fittings-standard, Excavator Adapter, We will continually strive to improve our service and provide the best quality products with competitive prices. Any inquiry or comment is highly appreciated. Please contact us freely.
Wholesale Best Jis Connector Manufacturers – Hydraulic Fluid Power Connection Winner Couplings – Winner Fluid Detail:

Product Introduction

Quick-action couplings are used to join or separate fluid conductors quickly and without the use of tools or special devices. it is the best choice for the fluid transfer lines need to be connected and disconnected for operation or maintenance of equipment frequently.

Winner brand couplings have three types: WQA, WQB, WQF1 meet or exceed different ISO standard.

WQA meet ISO 7241 series A, WQB meet ISO 7241 series B, both series are used in a wide range of hydraulic fluid power systems, and have similar technological advantages, Series A is used predominantly in Europe and is preferred worldwide for agricultural and forestry machinery, Series B is used predominantly in North America and in the chemical industry. The connect thread end of WQA has BSP thread and NPT thread two types, and for WQB only NPT thread type.

WQF1 meet and exceed ISO 16028, this series flat face couplings are specifically designed for those applications where higher working pressure and no-spill performance are essential, it include aerial work platform for maintenance of high voltage power transmission line, construction equipment, agricultural machinery, road vehicle etc., the connect thread end of WQF1 has BSP, NPT, UNF, metric thread type.


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The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme for Wholesale Best Jis Connector Manufacturers – Hydraulic Fluid Power Connection Winner Couplings – Winner Fluid , The product will supply to all over the world, such as: New Zealand, Netherlands, Amman, With a team of experienced and knowledgeable personnel, our market covers South America, the USA, the Mid East, and North Africa. Many customers have become our friends after good cooperation with us. If you have the requirement for any of our products, please contact us now. We are looking forward to hearing from you soon.

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  • Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
    5 Stars By Jean Ascher from Russia - 2018.12.11 11:26
    We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Kevin Ellyson from Tunisia - 2018.12.22 12:52