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construction projects used steel material pc strand
1x7 steel wire ropes High quality and low price
1) Construction: 1x7
2) Diameter: 12.7mm,15.2mm,15.7mm
3) Length:1800-2200m / reel
4) Lay: right hand regular lay or left hand regular lay
5) Material: #77B, 82B
6) Core: fiber core & steel core
7) Package: soft coil, wooden or plastic reels, wooden case
8) Min breaking load: 1670Mpa, 1770Mpa, 1870Mpa
1X7 prestressed wire strand
1. Technical Specification: (prestressed wire strand)
Specification |
Tensile Strength |
Section Area |
Grease Masspermeter |
Minum Thickness of Coat |
Friction Factor |
Effect Moduius |
Masspermeter |
(Mpa) |
(mm)2 |
(g/m) |
(mm) |
(u) |
(k) |
(kg/m) |
|
1x7 Dia12.70 |
1720 |
98.7 |
43 |
1 |
0.04-0.1 |
0.003-0.004 |
0.875 |
1860 | |||||||
1960 | |||||||
1x7 Dia15.20 |
1570 |
140 |
50 |
1.21 |
|||
1670 | |||||||
1770 | |||||||
1860 | |||||||
1960 | |||||||
1x7 Dia15.24 |
1860 |
140 |
50 |
||||
1x7 Dia15.70 |
1860 |
150 |
53 |
1.3 |
2.Raw Material: (prestressed wire strand)
82B,77B High Carbon Steel Wire Rod SWRH 82B, 77B
3.Technology: (prestressed wire strand)
Continued drawing with large deduction stranding then stabilizing treatment.
4.Characteristics: (prestressed wire strand)
High rate of yield strength and ultimate strength, Low relaxation ,steady modulus of elasticity, stress relieved, high fixed with concrete.
5.Application: (prestressed wire strand)
For highways, bridge, building, key water control project, anchorange fabrics rising pulled componet part, nuclear power plant, etc.
6.Packing: (prestressed wire strand)
Wooden reel packing, coil packing, also can be pallet or as your requirements.
Steel wire strand
1 |
Type |
PC strand , 7 wires, Left Lay, |
2 |
Diameter |
15.24 mm , 3/5 inches |
3 |
Construction |
1*7 low relaxation pc strand |
4 |
Standard |
ASTM A416 |
5 |
Re. mass per 1000m(kg/1000m) |
775/1102 |
6 |
Material |
82B |
7 |
Packing |
Standard export packing |
8 |
Tensile strength |
1860MPa |
Mechanics properties of steel strand - ASTM A 416
Grade |
Nominal diameter |
Tolerance |
Nominal Area of Section |
Weight per 1000 meterS |
Minimum Breaking load not less than |
Minimum load at 1% Extension |
Elongation not less than |
The Relaxation at 1000h (initial load to 70% of nominal max load ) (r/%) Not more than |
|
(mm) |
(mm) |
(m2) |
(kg) |
(KN) |
(KN) |
(%) |
Low Relaxation |
Normal-Relaxation |
|
70% initial load |
80% initial load |
||||||||
250 |
6.4 |
±0.40 |
23.2 |
182 |
40 |
36 |
3.5 |
2.5 |
3.5 |
7.9 |
37.4 |
294 |
64.5 |
58.1 |
|||||
9.5 |
51.6 |
405 |
89 |
80.1 |
|||||
11.1 |
69.7 |
548 |
120.1 |
108.1 |
|||||
12.7 |
92.9 |
730 |
160.1 |
144.1 |
|||||
15.2 |
139.4 |
1094 |
240.2 |
216.2 |
|||||
270 |
9.5 |
0.65 |
54.8 |
432 |
102.3 |
92.1 |
3.5 |
2.5 |
3.5 |
11.1 |
74.2 |
582 |
137.9 |
124.1 |
|||||
12.7 |
98.7 |
775 |
183.7 |
165.3 |
|||||
15.2 |
140 |
1102 |
260.7 |
234.6 |
|||||
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