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We are one of the best and biggest professionalPC strand and PC wirefactory. We can supply various specification of PC strand and PC wireas the requirement.PC StrandPC StrandCommodity Name:Low Relaxation high strength Steel Strands for Prestressed ConcreteMaterial:Steel 82B, adopt refining, no-twist control cooling sorbitic wire with stable compositionStandard:AISI, ASTM-A416, BS-5896 , DIN, JISG-3536, GB-T5224, EN-10138, UNE-36094, ISO-6934Tensile Strength grade:1720 MPa --- 1960 MPa or as the requirementPackaging Detail:Packing in coils with anti-rust paper and water –proof plastic based on customers' requirementsSuch as EYE to sky packing or EYE to side packinginner diameter of the coil is 75 cm, outside diameter of the coil is 128 cm or as the requirementTo ensure the goods safety during sea transportation, we take the necessary protective measureCoil width:75 cm, or any size as the requirementCoil weight:1000kg--3500 kg or as the requirementPaper Available;GB/T19001-2000 International Standard,ISO 9001-2000 Quality Management Control SystemISO 9001-2008 Quality Management Control Systemthe United Kingdom UKAS quality Management ControlMechanical Properties:Excellent quality on tensile strength ,and excellent quality on yield strength and breaking load etc;Sample availableWe offer free sample, with shipping and taxes paid by buyer, but we will reimburse the buyer once an order is confirmedProduct Character:Low relaxation productthrough stabilizing treatment.Stress-relieved steel strandNo seams, No welds. No etchingNo Lamination on detrimental surface defectUsage scope:Large-scale public project and modern building.All kinds of high-pressure concrete water-transportation pipesAll kinds of PC components.High-way railway androad projectsAnticorrosive Property:The product has very good anticorrosive property, it meets the standard of corrosion test in Germany, France and United StatesTechnical data of of PC strand under ASTM A416 Standard GrandNominalDiameterToleranceSectionalareaTheoreticalWeightMinBreakingStrengthMinimumloadAt 1% extensionMinimumElongationRelaxation(1000h)mmmmmmKG/1000mKN(lbf)KN(lbf)%InitialLoad70%initialload80%2509.5311.1112.7015.24±0.4051.6169.6892.90139.35405548730109489.0120.1160.1240.280.1108.1144.1216.23.5≤2.5%≤3.5%2709.5311.1112.7015.24+0.65-0.1554.8474.1998.71140.004325827751102102.3137.9183.7260.792.1124.1165.3234.6(≤2.5%≤3.5%