KDBT-P04-37mm bourdon tube pressure gauge 304 stainless steel casing , inner 304 stainless steel bourdon tube,copper thread connection, and unbreakable PC plastic. The material does not fatigue after subject to 1000 pressure cycle test. Laser welding of the bourdon tube ensures excellent leakage resistance, and will not leak under a pressure 6 times of the working pressure.The window is made from unbreakable PC plastic. The indication is accurate and clear to read.
Work at temperature from -30℃ to 60℃
M10x1-12.5 or NPT 1/8
Beginning of the green zone: ±4%
End of the green zone: ±4%
Working Pressure: ±4%