... 2 ,Working Pressure Range 3,Control System Description Test Objective & Function Objective:Nature gas adjusting valve and ... can clamp direct or angle body,Five function:Setpoint,Flow,Lockup,Relief & Leakage(internal & external leakage) Working ... :<=0.2% Structure Use aluminum profiles for test frame,PMMA for fence and the fixture material is ... with wheels HOT HOT HOT !!!!!!!!!! leak test equipment