Specification for railway turnouts for private users. Medium grade turnouts over which British Railways locomotives do not operate, for axle loads not exceeding 25 tons, Turnouts using flat bottom rails— 44 стр.
Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings, Specification for cross-linked polyethylene (PE-X) pipes and associated fittings— 20 стр.
