Ductile iron fittings for gas and water pipelines - MI-fittings - Socketed spigots with plane end branch; application, dimensions and masses (weights)— 3 стр.
Brazing and Braze Weld Filler Metals; Silver-bearing Brazing Alloys with less than 20% by wt. Silver; Composition, Use, Technical Conditions of Delivery— 3 стр.