OEM provided,high quality with competitive price. Level Gauge Glass For boiler 1>materials:borosilicate 2>temperature:260c 3 ... Sight Glass,Reflex Glasses,Level Gauge Glass,Spares for level gauge,Boiled Gauge Glass,Boiled Parts,ectDescriptionLevel Gauge Glass is made from Borosilicate ... degree C, Working pressure: 8.0 MPa 3) Round glass Thickness: 10mm-25mm Diameter: 50mm - 250mm Pressure: 6 - 25 bar ...