Ключевые слова:
Length, Testing conditions, Joints, Stress, Deflection tests, Pipe couplings, Compressive strength, Pressure, Polypropylene, Fluid equipment, Straightness measurement, Test equipment, Loading, Sealing materials, Designations, Vitrified china, Specimen preparation, Pipe fittings, Dynamic loading, Sewers, Sleeves (mechanical components), Thermal stability, Drainpipes, Shear testing, Tensile strength, Pipes, Stress relaxation, Conformity, Marking, Internal, Ceramics, Watertightness tests, Dimensions, Diameter, Size