Spiral Ribs High Carbon Steel Wire for Prestressed Concrete
China Spiral Ribs High Carbon Steel Wire for Prestressed Concrete, Find details about China Steel Wire, PC Wire from Spiral Ribs High Carbon Steel Wire for Prestressed Concrete
Basic Info.
Model NO.
3.0, 4.0, 4.8, 5.0, 6.0, 7.0, 7.5, 8.0, 9.0mm
Relaxation
Low Relaxation
Trademark
DaQiang
Transport Package
Export Packing
Specification
dia. 3mm - 12mm
Origin
Tianjin, China
HS Code
72171000
Model NO.
3.0, 4.0, 4.8, 5.0, 6.0, 7.0, 7.5, 8.0, 9.0mm
Relaxation
Low Relaxation
Trademark
DaQiang
Transport Package
Export Packing
Specification
dia. 3mm - 12mm
Origin
Tianjin, China
HS Code
72171000
Product Desciption
Spiral Ribs High Carbon Steel Wire for Prestressed Concrete
Diameter: 3.5mm, 4.0mm, 4.8mm, 5.0mm, 6.0mm, 7.0mm, 7.5mm, 8.0mm, 9.0mm, 9.4mm
Raw Material: high carbon steel wire rod SWRH77B, SWRH82B and other grade.
Standard: ASTMA421, AS/NZS4672, BS5896, EN10138-2, GB/T5223, JISG3536, NBR7482
Surface: plain/smooth, spiral/helical ribs, indent
Tensile Strength: 1570Mpa, 1670Mpa, 1770Mpa etc.
Relaxation on 1000 hours: 2.0% max
Elongation at breakage: 4.0% min
Export Packing: baling strip, inside plastic cover, outside PP packing cloth
Package Weight: 800kg-1600kg
Application: cement concrete poles, piles, beams, girders, slabs, double-T board, hollow floor board, PHC, PPCP, railway sleeper, subway track board.
Diameter: 3.5mm, 4.0mm, 4.8mm, 5.0mm, 6.0mm, 7.0mm, 7.5mm, 8.0mm, 9.0mm, 9.4mm
Raw Material: high carbon steel wire rod SWRH77B, SWRH82B and other grade.
Standard: ASTMA421, AS/NZS4672, BS5896, EN10138-2, GB/T5223, JISG3536, NBR7482
Surface: plain/smooth, spiral/helical ribs, indent
Tensile Strength: 1570Mpa, 1670Mpa, 1770Mpa etc.
Relaxation on 1000 hours: 2.0% max
Elongation at breakage: 4.0% min
Export Packing: baling strip, inside plastic cover, outside PP packing cloth
Package Weight: 800kg-1600kg
Application: cement concrete poles, piles, beams, girders, slabs, double-T board, hollow floor board, PHC, PPCP, railway sleeper, subway track board.
| The specifications and technical parameters | ||||||||
| Nominal Dia (dn/mm) | Tolerance | Tensile Strength σb/MPA Not less than | Yield Stength (σp0.2/MPA) Not less than | Elongation at max load (Lo=200mm) δgt/% Not less than | Bending Times Not less than | Bending Radius R/mm | Relaxation Priperties | |
| The relaxation at 1000h (initial load to 70% of nominal tensile strength ) (r%) Not more than | ||||||||
| 4.8 | ±0.05 | 1470 1570 1670 1770 1860 | 1290 1380 1470 1560 1640 | 3.5 | 4 | 15 | 2.0 | |
| 5.0 | ||||||||
| 6.0 | ±0.05 | 1470 1570 1670 1770 | 1290 1380 1470 1560 | 4 | 15 | |||
| 6.25 | ||||||||
| 7.0 | 20 | |||||||
| 8.0 | ±0.06 | 1470 1570 | 1290 1380 | 4 | 20 | |||
| 9.0 | 25 | |||||||
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