THIN-WALLED LARGE-DIAMETER COMPOSITE PIPES.

Keywords: PRETORIA UNIVERSITY, PIPES, STEEL, CONCRETE, THIN WALLED, LARGE, DIAMETER, COMPOSITE, BEHAVIOUR, COSTS, SAVINGS, REDUCTION, THICKNESS, REINFORCED, POLYETHYLENE, LOADS, DEFLECTION, TESTS, STIFFNESS, DESIGN, MODELS, MATHEMATICAL, CALIBRATION, CRACKS, CRACKING, STRESS, RINGS, BENDING, MOMENTS, CREST, LAYERS, HDPE, DENSITY, HIGH, POLYPROPYLENE, SOUTH AFRICA, AFRICA