High Tensile Strength 15.7 mm PC Strand

15.7 mm PC Strand ‘s feature is 150 mm2 cross section area , comparing with the specifications 15.2 mm and 15.24mm, at the same tensile strength 1860 Mpa ,

15.7 mm PC Strand has a higher breaking force. 15.7 mm PC Strand has been used in many key projects.

In our factory , we can produce 15.7 mm PC Strand as per different standards ,including EN10138/BS5896, GB/T5224 ,ASTM A416, ISO 6934, etc.

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SPECIFICATIONS

15.7 mm PC Strand as per EN10138-3

Steel designation		Nominal ^a				Specified
Steel name	Steel number	Diameter D mm	Tensile strength Rm MPa	Cross- sectional area b Sn mm2	Mass per metre M g/m	Permitted deviation on mass per metre， %	Characteristic value of maximum force Fm kN	Maximum value of maximum force Fm, max kN	Characteristic value of 0,1 % proof force Fp0,1 kN
Y1770S7	1.1365	15,7	1770	150	1 172	± 2	266	314	234
Y1860S7	1.1366	15,7	1860	150	1 172	± 2	279	329	246

15.7 mm PC Strand as per ASTM A416

15.7 mm 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 270 [1860]
0.620[15.7]	62800[279]	0.231[150]	780[1200]

15.7 mm PC Strand Yield Strength

Nominal Diameter of Strand in. [mm]	Initial Load, lbf [kN]	Minimum Load at 1.0 % Extension, lbf [kN]
Grade 270 [1860]
0.620[15.7]	6280[27.9]	56520[251.4]

15.7 mm 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 270 [1860]
0.620[15.7]	0.004[0.102]