BS 6400-2. Specification for installation, exchange, relocation, maintenance and removal of gas meters with a maximum capacity not exceeding 6 m$u3/h. Part 2. Medium pressure (2nd family gases)— 66 стр.
Testing coated fabrics, Method 16. Methods for determination of colour fastness to wet and dry rubbing and determination of resistance to printwear— 6 стр.
Joints and fittings for use with unplasticized PVC pressure pipes, Injection moulded unplasticized PVC fittings for solvent welding for use with pressure pipes, including potable water supply— 12 стр.