High Tensile PC Steel Wire For Post Tensioned And Pre Tensioned Concrete Structure
High Tensile PC Steel Wire For Post Tensioned And Pre Tensioned Concrete Structure
0.5"(12.7mm)PC Steel Wire Strand Grade 1860 with high strength low relaxation
Product Description
Description:
High tensile low relaxation steel strand for prestressed concrete
Specification:
Raw Material: High carbon steel wire rod SWRH 82B
Sizes:12.5, 12.7, 12.9, 15.2, 15.7, 17.8mm
Standards: ASTM A416-2006, ASTM A910-2005, ABNT NBR 7483:2008, AS 1311(Australia), AS/NZS 4672.1, BS5896-1980, EN10138-3, GB/T5224-2003, IS6006-1983, JISG3536, KSD7002, UNE36094-97 (Spain), NEN3868
Tensile Strength over 1860MPa, Yield Strength over 1670MPa
Initial load to 70% breaking load, the relaxation at 1000 hours less than 2.0%
Lo over 610mm, the elongation over 4.0%
Package: baling strip, inner PVC film, outer damp-proof paper-plastic compound packing cloth, wooden pallet pedestal.
Package Weight: 2.5-3.2 tons per coil
| Standard | Grade | Nonimal Dia. | Section Area | Mass | Breaking Loading | Load at 1% Ext. | Elongation | Relaxation at 1000h | ||
| (in) | (mm) | (mm2) | (g/m) | Min (Mpa) | (KN) | Lo 610mm min | (Initial Load to 70% of Breaking Load) | |||
| ASTM A416 | 270K (1860) | 3/8 | 9.53 | 54.84 | 432 | 102.3 | 92.1 | 3.5% min | Low Relaxation | Normal Relaxation |
| 7/16 | 11.11 | 74.19 | 582 | 137.9 | 124.1 | 2.5% max | 3.5% max | |||
| 1/2 | 12.7 | 98.71 | 775 | 183.7 | 165.3 | |||||
| 3/5 | 15.24 | 140.00 | 1102 | 260.7 | 234.6 | |||||
| Standard | Type | Dia. | Tolerance | Section Area | Mass | Tensile Strength | Breaking Loading | Min. Load at 1% Extenstion | Elongation | 1000h Relaxation |
| (mm) | (mm) | (mm2) | (g/m) | (Mpa) | Min. (KN) | Min (KN) | Min (%) | Max (%) | ||
| BS5896 -1980 | Standard 7 Wire | 9.3 | +0.3, -0.15 | 52 | 408 | 1770 | 92 | 81 | 3.5 | 2.5% |
| 11.0 | 71 | 557 | 1770 | 125 | 110 | |||||
| 12.5 | +0.4, -0.2 | 93 | 730 | 1770 | 164 | 144 | ||||
| 15.2 | 139 | 1090 | 1670 | 232 | 204 | |||||
| Super 7 Wire | 9.6 | +0.3, -0.15 | 55 | 432 | 1860 | 102 | 90 | |||
| 11.3 | 75 | 590 | 1860 | 139 | 122 | |||||
| 12.9 | +0.4, -0.2 | 100 | 785 | 1860 | 186 | 163 | ||||
| 15.7 | 150 | 1180 | 1770 | 265 | 233 |
Usages:
Pre-stressing steels apply to post-tensioned and pre-tensioned concrete structure in the follow civil engineering, building construction and infrastructure projects: bridges; railway sleeper, subway track board; airport; industrial buildings, commercial buildings, residential housing foundations; PC poles, piles, beams, girders, slabs, double-T board, hollow floor board, floor, parking decks, PHC, PPCP; electric power, nuclear power station; ports, dams, water project, sewage treatment, swimming pool; rock-coil anchoring, side slope stabilization, coil mine; storage tank for national gas, oil, grain; stadiums, TV tower etc.
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