About Us

Yongjia Deli Electromechanical Hydraulic Industry Co.

Yongjia Deli Electromechanical Hydraulic Industry Co., established in 1994, specializes in developing, manufacturing and exporting all kinds of valve test benches, valve grinding machines and ball grinding machines. Our valve test benches are mainly used to perform valve pressure test (valve shell and seat pressure tests) with both water and air and valve open-close torque (valve open-close lifespan) test on all kinds of valves, according to international valve testing standards of API598, 6A, 6D etc. The max. water test pressure can be 210MPa, the max. gas (air) test pressure can be up to Class4500(76MPa), the max. test valve open-close torque can be up to 100000N.M
Our products are widely applied for valve testing and repairing in the industries, such as oil fields, gas projects, petrochemical industry, power stations, water supply system etc. Welcome to learn about and select our products for use!

NEWS & CASES

Valve test bench with computer PLC system was shipped to Malaysia
06Feb
Valve test bench with computer PLC system was shipped to Malaysia

The high-quality intelligent type valve test bench was exported and shipped to our customer’s factory in Malaysia It is specially designed and manufactured for testing DN80-400 flange end gate, ball, globe, check valves as well as butterfly valves. The test bench is extra equipped with special lengthened clamping rods and valve-semi-opened type top & bottom sealing plates for testing butterfly valves. The test bench has computer PLC system in Chinese-English, including the functions of PLC-controlled hydraulic clamping pressure, interlock safety protecting for hydraulic clamping system, valve water pressure testing, and valve pressure test data recording and pressure-time curve test report printing.

Wellhead valve test benches were installed and commissioned successfully at Belarusian customer’s factory
16Dec
Wellhead valve test benches were installed and commissioned successfully at Belarusian customer’s factory

The intelligent valve test benches that our company specially designed and manufactured for Belarusian National Oil Company have been successfully installed, debugged, and accepted at the client's factory. The test benches are equipped with computer-based PLC automatic detection and monitoring system, specifically designed for testing ultra-high pressure oilfield valves and wellhead production tree assemblies. The test benches can be used for carrying out the max. test water pressure up to 160MPa and max. test gas pressure up to 10MPa.

High-quality test benches for testing super high pressure wellhead were exported to Europe
02Aug
High-quality test benches for testing super high pressure wellhead were exported to Europe

Three sets of high-quality upmarket test benches for testing super high oil wellhead valves were specially designed, manufactured, inspected, packed, loaded and transported to the National Oil Company of Belarus.

High-quality test benches were loaded and delivered to the PetroChina base in Xinjiang, China
21Mar
High-quality test benches were loaded and delivered to the PetroChina base in Xinjiang, China

Five high-quality valve test benches were specially manufactured and supplied for the PetroChina base in Xinjiang, China. The test benches are used for testing flange and weld end valves(gate, ball, globe and check valves) with nominal size range DN15-800(1/2”-32”) and nominal pressure range CL150-CL2500(2.5MPa-42MPa).