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!
Hydraulic Valve Test Bench of Model YFS-D750(Horizontal and large type):
The test bench is specially designed and manufactured for Taiwan customer for testing both flange and weld end high pressure valves(ball, gate, globe and check valves) with valve size range DN200-750(8”-30”) and nominal pressure range Class150-2500(PN25-PN420).
Ball Grinding Machine of Model QTMJ-250/400(Double-headed and combined type) : The ball grinding machine is specially designed and manufactured to be combined type with one small and one big working positions......
DELI company supplies high-quality and advanced valve test benches for CNPC
DELI company supplies high-quality and advanced valve test benches for Sinopec