Ключевые слова:
Flanged fittings|Testing conditions|Pipes|Pipe fittings|Pipe crosses|Dimensions|Weight (mass)|Bend couplings|Length|Reducing couplings|Pipe couplings|Bolting|Flanges|Pipe junctions|Pipe coatings|Thickness|Pipe tees|Cast-iron|Diameter|Cast-iron pipelines|Spigot-and-socket joints|Pressure testing|Marking