Ключевые слова:
Flanges|Pipe tees|Tensile strength|Cast-iron|Pipe caps|Sampling methods|Flanged fittings|Pipe fittings|Reducing couplings|Screwed fittings|Pipe plugs|Linear density|Marking|Mass|Design|Pipes|Test specimens|Pipe collars|Pressure testing|Finishes|Cast-iron pipelines|Screwed flanges|Bend couplings|Dimensions|Grey cast-iron|Fluid receivers|Spigot-and-socket joints|Test pressure|Hardness