Low relaxation 0.6 PC Strand

0.6 PC Strand is composited by 7 wires.High intensity, high breakage force, high extension,product has a good effect on improving safety coefficient and enhancing anchored force, these features make it be qualified in construction of railways, highways, bridges, mine, nuclear power plant, hydropower, large-span buildings.Low relaxation high tensile strength prestressed concrete strand could save at least 30% traditional steel using quantity , effectively reducing carbon dioxide emissions

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SPECIFICATIONS

0.6 PC Strand has two grades ,250 KSI and 270KSI

0.6 PC Strand Breaking Strength

Nominal Diameter of Strand, in. [mm]	Minimum Breaking Strength of Strand, lbf [kN]	Steel Area of Strand, in. 2 [mm 2 ]	Weight [Mass] of Strand lb/1000 ft [kg/1000 m]
Grade 250 [1725]
0.600[15.2]	54000[240]	0.216[139]	737[1090]
Grade 270 [1860]
0.600[15.2]	58600[261]	0.217[140]	740[1100]

0.6 PC Strand Yield Strength

Nominal Diameter of Strand in. [mm]	Initial Load, lbf [kN]	Minimum Load at 1.0 % Extension, lbf [kN]
Grade 250 [1725]
0.600[15.2]	5400[24.0]	48600[216.2]
Grade 270 [1860]
0.600[15.2]	5860[26.1]	52740[234.6]

0.6 PC Strand Diameter Relation Between Center and Outer Wires

Nominal Diameter of Strand, in. [mm]	Minimum Difference Between Center Wire Diameter and Diameter of Any Outer Wire, in. [mm]
Grade 250 [1725]
0.600[15.2]	0.004[0.102]
Grade 270 [1860]
0.600[15.2]	0.004[0.102]