... ,tempering,PVC,double explosion-proof glass - Structure:normal type,stainless steel type(anti-shock),electric point type,remote type,capsule pressure gauge- Material of meter ... 85%- Movement:copper alloy,304SS, toughened glass and etc.- Nominal diameter:φ60,φ100,φ150,φ200,φ250- Working shock:V,H,3 and ...