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Kaifeng Zhongqiao Prestressed Equipment Co., Ltd.

Prestressed Concrete Wire, Low Relaxation PC Wire, ISO Certificate PC Wire manufacturer / supplier in China, offering OEM Factory Direct Sale Prestresses Contrete Strand From China, Prestressing Post Tension Center Hole Hydraulic Jack, Prestressing Galvanized Flat Corrugated Duct and so on.

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Supplier Homepage Product PC strand OEM Factory Direct Sale Prestresses Contrete Strand From China

OEM Factory Direct Sale Prestresses Contrete Strand From China

FOB Price: US $750 / Ton
Min. Order: 10 Tons
Min. Order FOB Price
10 Tons US $750/ Ton
Get Latest Price
Port: Tianjin, China
Production Capacity: 1, 000, 000tons/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram
Basic Info
  • Model NO.: 12mm
  • Application: Construction
  • Tensile Strength: 1470, 1570, 1670, 1770, 1860MPa
  • Transport Package: Coils
  • Origin: China
  • Material: Steel
  • Diameter: 12mm
  • Trademark: ZYQ
  • Specification: 12mm
  • HS Code: 7312100000
Product Description
OEM Factory Direct Sale Prestresses Contrete Strand from China
Feature:
1. High Tensile, Low relaxation
2. Diameter: 4mm,4.8mm,5mm,6mm,6.25mm,7mm,7.5mm,8mm,9mm,9.5mm,10mm,11mm,12mm
3. Type of Surface: Helix(screw), Plain, indented. 
4. Standard: GB/T 5223-2002, ASTM A416, BS5896, JISG3536, ISO9001-2000 or according to customers' requirements 
5. Tensile Strength: 1470Mpa-1860Mpa 
6. Usage: Low relaxation wire used for prestressed steel structure, prestressed and post-tensioning technology in large, medium and small sizes of various shapes of PC structures, such as civil engineering construction of large scale railroad, highway, etc. 

Specification
ASTM A416 of the USA
GradeNominal 
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 value 1000hrs  not more than
70%
Initial Load
80%
Initial Load
2509.53 ±0.4151.61405 89 80.13.52.53.5
11.11 69.68548 120.1 108.1
12.70 92.90730 160.1 144.1
15.24 139.351094 240.2 216.2
2709.53 +0.65
-0.15
54.84432 102.3 92.13.52.53.5
11.11 74.19582 137.9 124.1
12.70 98.71775 183.7 165.3
15.24 1401102 260.7 234.6
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 Value 1000h
60%
Initial Load
70%
Initial Load
80%
Initial Load
Standard
7-wire
9.30 +0.352408 1770 92 78 81 3.51.0 2.54.5
-0.15 
11.00 -0.3 71557 1770 125.0 106.0 110.0 3.51.0 2.54.5
-0.15 
12.50 +0.493730 1770 164.0 139.0 144.0 3.51.0 2.54.5
-0.2
15.20 +0.41391090 1670.0 232.0 197.0 204.0 3.51.0 2.54.5
-0.2
Super
7-wire
9.6+0.355432186010287903.51.0 2.54.5
-0.15
11.3-0.37559018601391181223.51.0 2.54.5
-0.15
12.9+0.410078518601861581633.51.0 2.54.5
-0.2
15.7+0.4150118017702652252333.51.0 2.54.5
-0.2
Die-drawn
7-wire
12.7+0.411289018602091781843.51.0 2.54.5
-0.2
15.2+0.4165129518203002552643.51.0 2.54.5
-0.2
18+0.4223175017003803233343.51.0 2.54.5
JIS G3536 of Japan
Steel GradeNominal 
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 Value
(≤%)
SWPR7A9.3 +0.4
-0.2
51.61405 88.8 75.53.53
10.8 69.68546 120 1023.53
12.4 92.90729 160 1363.53
15.2 138.701101 240 2043.53
SWPR7B9.5 +0.4
-0.2
54.84432 102 86.83.53
11.1 74.19580 138 1183.53
12.7 98.71774 183 1563.53
15.2 138.71101 261 2223.53


Packing: Coils.

About Our Company
As one of the first anchorage producers that have passed ISO9001, SGS, and CE Certification, Kaifeng Zhongqiao Prestressed Equipment Co., Ltd. is a professional company which is engaged in the production of pre-stressing anchorages, wedges, couplers and stressing equipments, pc strands,  as well as pre-stressing construction. 

Main products of our company: YJM and BJM post-tensioned anchoring system, rock/soil anchoring system, high tensile steel wire anchorage, precision-rolled rebar anchorage and pre-tensioned prestressing products. All the performance indicators of our prestressing anchorages, stressing equipments and its accessories, etc. Meet the demands of GB/T14370-2007 as well as the requirements of FIP- Recommendations for Acceptance and Application of Post-tensioning Systems. 

In addition to pre-stressing products and engineering technologies, our company also offers customers other services such as professional consultation services, new product design, non-standard product design, as well as prestressing construction plan and engineering construction. Friends from engineering, scientific research departments and colleges are welcomed to visit our company. 

Our Services
1.20 years' professional experiences in prestressing industries;
2.Strictly quality control system;
3.Free samples; 
4.Custmerized products can be made according to clients' requirements;
5.Offer technical assisstance;
6.Offer OEM serveices;
7.Have passed ISO9001 and got the European market entry CE and SGS Certificates.

Contact Us
Tel: 86-15037886217
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