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High Carbon Steel HTS Wire for Pre-tensioning Pre-stressed Concrete
USI mainly provide flat steel (HRC, HR Plate, CRC, GI, GL,PPGI, etc.), long steel (billet, deformed bar, wire rod, round bar, pipe, etc.) and special steel (high- tensile steel & stainless steel) to end consumers、distributors & trading houses in the world.
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High Carbon Steel HTS Wire for Pre-tensioning Pre-stressed Concrete
This product is mainly used for prestressed and post-tensioning technology in variousshapes of prestressed concrete structures,and widely used for civil engineering construction, such as large scale railroad, high-way bridges, building trusses,overhead crane beams, industrial and prefabricated concrete floor,Wall board,tubular piles, PC water pipes, TV towers and nuclear power station,etc.
Diameter: 3.5mm, 4.0mm, 4.8mm, 5.0mm, 6.0mm, 7.0mm, 7.5mm, 8.0mm, 9.0mm, 9.3mm
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 electricity poles, railway sleeper, subway track board, concrete piles, beams, girders, slabs, hollow floor board, double-T board, PHC, PPCP.
GB/T5223-2002 Technical standard
| Nominal Dia. (dπ/mm) |
Tolerance (mm) |
Tensile strength σb/MPa Not less than | Yield strength (σb0.2/MPa) Not less than | Elongation at max load(Lo=200mm) δgt/% Not less than | Bending Times Not less than | Bending Radius R/mm | RelaxationPropertied The relaxation at 1000 h (Initial load to 70% of nominal tensile strength) (r/%) Not less than | |
| 4.8 | ±0.05 | 14701570167017701860 | 12901380147015601640 | 3.5 | 4 | 15 | 2 | |
| 5 | ||||||||
| 6 | ±0.05 | 1470157016701770 | 1290138014701560 | 4 | 15 | |||
| 6.25 | ||||||||
| 7 | 20 | |||||||
| 8 | ±0.06 | 1470 | 1290 | 4 | 20 | |||
| 9 | 1570 | 1380 | 25 | |||||
| NominalDia. (dπ/mm) | No. of Helix Rib | Lining Dia. and Tolerance (mm) | Outline Dia. and Tolerance (mm) | Width of Single rib (α/mm) | Layer length (c/mm) | Nominal cross section Sn/mm² | Re. mass per meter (g/m) |
| 4 | 4 | 3.85±0.05 | 4.25±0.05 | 0.90~1.30 | 24~30 | 12.57 | 98.6 |
| 4.8 | 4.60±0.05 | 5.10±0.05 | 1.30~1.70 | 28~36 | 18.09 | 142 | |
| 5 | 4.80±0.05 | 5.30±0.05 | |||||
| 6 | 5.80±0.05 | 6.30±0.05 | 1.60~2.00 | 30~38 | 28.27 | 222 | |
| 6.25 | 6.0±0.05 | 6.70±0.05 | 30~40 | 30.68 | 241 | ||
| 7 | 6.73±0.05 | 7.46±0.10 | 1.80~2.20 | 35~45 | 38.48 | 302 |
Key words：
Long Products / Flat Products / Special Products
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