80L Gas Cylinder for Truck,Car,Bus 1 Certificate: ISO11439 and BV 2 Service pressure: ... Our company possesses the manufacture licenses of pressure vessels for grade B1,B2,B3,D1 and D2, as ... TS16949:2000,DOT,BV,TUV,and TC. The gas cylinders have been awarded quality prize,provincial famous ... PICC Property and Casualty Co. Ltd. These 80L Gas Cylinder for Truck,Car,Bus is manufactured by self-designed four ...