PC Steel Wire

Technical Data of High Tensile PC Wire under BS 5896-1980 StandardNominal DiameterNominal Tensile StrengthTolerance on DiameterNominal Cross-SectionNominal MassSpecified Characteristic Breaking LoadSpecified Characteristic 0.1% Proof LoadLoad at 1% ElongationMinimum Elongation at max Load (Lo=200mm)RelaxationInitial Load (% of actual breaking load)Max relaxation after 1000hrsmmN/mm2mmmm2g/mKNKNKNRelax Class 1 (normal relax)Relax Class2 (low relax)416700.0412.698.921.017.517.93.5%60% 70% 80%4.5% 8% 12%1.0% 2.5% 4.5%177022.318.519.04.516200.0515.912525.821.421.95167019.615432.727.221.8177034.728.829.56167028.322247.339.940.2177050.141.642.67157038.530260.450.151.3167064.353.454.7 Dimensionof Helical Rib PC Wire under Chinese GB/T 5223-2002 StandardNominal DiameterRib PiecesSize of Basic RoundSize of OutlineWidth of Single RibLength of Rib LayBasic Round DiameterDiameter ToleranceOutline DiameterDiameter TolerancemmStripmmmmmmmmmmmm4.0043.85+/-0.054.25+/-0.050.90 1.3024 304.804.605.101.30 1.7028 365.004.805.306.005.806.301.60 2.0030 386.256.006.7030 407.006.737.46+/-0.101.80 2.2035 458.007.758.452.00 2.4040 509.008.759.452.10 2.7042 5210.009.7510.452.50 3.0045 58