YTQ safety pressure gauge is used in the environment of high danger and high corrosion, with back disc, release hole. Which can increase the safety level. 

This type of pressure are widely used in the industries of food process, pharmaceutical, petro chemical, off-shore drilling platform, ship building etc. 

YTQ all stainless steel solid front safety type pressure gauge 
YTQ-160H, YTQ-100H, YTQ-63H, 

Accuracy: 1%, 1.5% 
Back blowout disc, stainless steel case, safety design 
Material: SUS316 
Range: -1~160MPa 
Laminated safety glass