... different pressure range. 4.Glass or plastic 1.5"steel surface pressure gauge Specifications can be made per ... ,63,80,100,160Accuracy:2.5,1.6Permissible temperature: When temperature departure is ±5°C,additional temperature error is ... clamp for gauges in Φ40,Φ50,Φ63 and Φ100 5.Flange Φ40,Φ50,Φ63,Φ100 and Φ160Special versions: ... . Our company has passed ROHS certification 1.5"steel surface pressure gauge