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BS 669-1:1989

Действует
Flexible hoses, end fittings and sockets for gas burning appliances, Specification for strip-wound metallic flexible hoses, covers, end fittings and sockets for domestic appliances burning 1st and 2nd family gases — 24 стр.
ICS
91.140.40 Gas. Including gas meters in buildings / Системы газоснабжения