Polyethylene fittings for use with polyethylene pipes for the supply of gaseous fuels. Metric series. Specifications. Fittings for socket fusion using heated tools— 28 стр.
Polyethylene fittings for use with polyethylene pipes for the supply of gaseous fuels. Metric series. Specifications. Spigot fittings for butt fusion, for socket fusion using heated tools and for use with eletrofusion fittings— 24 стр.
Machinery for forestry. Glazing and panel materials used in operator enclosures for protection against thrown sawteeth. Test method and performance criteria— 16 стр.
