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Prestressed Concrete Strand

Nickname : PC strand
Application: PC strand
Gurantee: 1year
OEM&ODM: Acceptable

Overview

We can offer PC wire and strand conforming to the technical standards, such as GB/T5224-2003 of China, ASTM A416 of the USA, BS5896:80 of Britain, JIS G3536-88 of Japan, or the standards agreed by both the customer and us.
The product is mainly used as auxiliary reinforcing strand for concrete structure, e.g. long-span bridges on railway and highway, overhead crane construction, multi-floor industrial building etc.

Specifications

ASTM A416 of the USA
Grade Nominal
Diameter
(mm)
Tolerance
(mm)
Area of Section
(mm²)
Theoretical
Weight
Per 1000 Meter
(kg)
Minimum Breaking Load
(KN)
Minimum Load
at 1 percent
Extension
(KN)
Elongation 
Not Less Than
(%)
 Relaxation &#118alue 1000hrs not more than
70%
Initial Load
80%
Initial Load
250 9.53 ±0.41 51.61 405 89 80.1 3.5 2.5 3.5
11.11 69.68 548 120.1 108.1
12.70 92.90 730 160.1 144.1
15.24 139.35 1094 240.2 216.2
270 9.53 +0.65
-0.15
54.84 432 102.3 92.1 3.5 2.5 3.5
11.11 74.19 582 137.9 124.1
12.70 98.71 775 183.7 165.3
15.24 140 1102 260.7 234.6
JIS G3536 of Janpan
Steel Grade Nominal
Diameter
(mm)
Tolerance
(mm)
Area of Section
(mm²)
Theoretical
Weight
Per 1000 Meter
(kg)
Breaking Load
(≥KN)
Load at 0.2% Permanent Elongation
(≥KN)
Minimum Elongation at Max Load
(≥%)
Relaxation &#118alue
(≤%)
SWPR7A 9.3 +0.4
-0.2
51.61 405 88.8 75.5 3.5 3
10.8 69.68 546 120 102 3.5 3
12.4 92.90 729 160 136 3.5 3
15.2 138.70 1101 240 204 3.5 3
SWPR7B 9.5 +0.4
-0.2
54.84 432 102 86.8 3.5 3
11.1 74.19 580 138 118 3.5 3
12.7 98.71 774 183 156 3.5 3
15.2 138.7 1101 261 222 3.5 3
BS5896 of Britain
Strand
type
Nominal
diameter
(mm)
tolerance
(mm)
Area of Section
(mm²)
Theoretical
Weight per
1000 meter
(kg)
Tensile
Strength
Specified
Characteristic
breaking
Load
Specified
Characteristic
0.1%yielding
Load
Load at 1%
Elongation
Lo≥500mm
Minimun Elongation
at MAX load
Relaxation &#118alue 1000h
60%
Initial Load
70%
Initial Load
80%
Initial Load
Standard
7-wire
9.30 +0.3 52 408 1770 92 78 81 3.5 1.0 2.5 4.5
-0.15
11.00 -0.3 71 557 1770 125.0 106.0 110.0 3.5 1.0 2.5 4.5
-0.15
12.50 +0.4 93 730 1770 164.0 139.0 144.0 3.5 1.0 2.5 4.5
-0.2
15.20 +0.4 139 1090 1670.0 232.0 197.0 204.0 3.5 1.0 2.5 4.5
-0.2
Super
7-wire
9.6 +0.3 55 432 1860 102 87 90 3.5 1.0 2.5 4.5
-0.15
11.3 -0.3 75 590 1860 139 118 122 3.5 1.0 2.5 4.5
-0.15
12.9 +0.4 100 785 1860 186 158 163 3.5 1.0 2.5 4.5
-0.2
15.7 +0.4 150 1180 1770 265 225 233 3.5 1.0 2.5 4.5
-0.2
Die-drawn
7-wire
12.7 +0.4 112 890 1860 209 178 184 3.5 1.0 2.5 4.5
-0.2
15.2 +0.4 165 1295 1820 300 255 264 3.5 1.0 2.5 4.5
-0.2
18 +0.4 223 1750 1700 380 323 334 3.5 1.0 2.5 4.5
-0.2

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