Zhengzhou Eternoo Machinery Co., Ltd.
Main products:drill rig,filter,transformer,diesel generator,steel structre houses
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  • Contact Person : Ms. Cao Bommie
  • Company Name : Zhengzhou Eternoo Machinery Co., Ltd.
  • Tel : 86-371-86158396
  • Fax : 86-371-86158396
  • Address : Henan,zhengzhou,NO.65,fengqing road
  • Country/Region : China
  • Zip : 450003

Unbonded prestressed concrete P.C. steel strand

Unbonded prestressed concrete P.C. steel strand
Product Detailed
1*unbonded P.C.strand Dia.(mm):12.0;15.0;15.24;15.70 2*P.C. wire bunch Dia(mm):12.0;15.0(7*5) 3*polythylene plastic, grease

Post-tensioned unbonded prestressed concrete bar is suitable for cast-in-place concrete of long-span and wide buildings, large load prefabricated beam and other construction.

No need leaving room for future expansion and no need grouting, convenient construction, material-saving, bended easily, etc. 

1) unbonded P.C.strand Nor.Dia.(mm):Φ12.0;Φ 15.0;Φ15.24;Φ15.70

2) unbonded P.C. wire bunch Nor. Dia(mm):Φ12.0;Φ15.0(7Φ5)

Specification

Tensile strength(Mpa)

Section   area  (mm²)

Grease mass per meter (g/m)

Minimum thickness of coat(mm)

Friction factor (μ)

Effect modulus(K)

Mass per meter (kg/m)

1×7-Φ12.70

1720

98.7

43

0.8

0.04-0.1

0.003-0.004

0.875

1860

1960

1×7-Φ15.20

1570

140

50

1

0.04-0.1

0.003-0.004

1.21

1670

1770

1860

1960

1×7-Φ15.24

1860

140

50

1

0.04-0.1

0.003-0.004

1.21

Unbonded prestressed concrete P.C. steel strand



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