Safety and control devices for gas burners and gas burning appliances. Automatic shut-off valves for operating pressure of above 500 kPa up to and including 6 300 kPa— 46 стр.
Properties of elastomeric toroidal sealing rings ('O' rings) manufactured from oil resistant silicone rubber material conforming to BS F 153. Specification— 12 стр.
Properties of elastomeric toroidal sealing rings ('O' rings) manufactured from ethylene-propylene rubber material conforming to BS F 156. Specification— 12 стр.
Properties of elastomeric toroidal sealing rings ('O' rings) manufactured from fluorosilicone rubber material released to BS F 154. Specification— 12 стр.