About us

About us

DuoJia Hydraulic Equipment Co., LTD was established in 1990 .Our valve testing equipments have being  exported to over 30 countries ( Like United States, Canada, Brazil, Argentina, Germany, Spain , Middle East etc…)  and won a high reputation with good quality and strong after sale services.  All our products are designed , developed, manufactured and tested by ourselves. The product development is influenced by the experience that many of our customers have made during their various assignments and also the strong engineer team supporting.
 We offer a complete line of valve testing equipments and services to satisfy customer testing requirements. Our equipments can meet GB/T13927-2008 ,JB/T9092-1999, API-598, API-576, API-527, API-6D&EN12266-1/2 standards. The main parts of test bench has high quality. Water passage pipes use 304SS material. Using pressure regulating valve, it can supply low, medium & high air pressure for valve testing. Hydraulic valve test bench has unique structure and hydraulic clamp system. The clamp force can be regulation.Test medium water, air or nitrogen for optional. We also have servo system “ Touch screen  “ intelligent control system and “ safety door “ for optional.
Our hydraulic valve test bench have good products quality, and with competitive price . We also can supply you Electric Pressure Testing Pump for Our customers.
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