Prime Quality Low Relaxation compression springs
We professionally produce good quality and stable property PC plain steel wire and PC spiral steel wire like follows:
(1) Standard: GB/T5223-2014, ASTM A421, EN10138, BS5896,JISG3536, AS/NZS4672, NBR-7483
(2) Raw Material: SWRH 77B, 82B high carbon steel wire rod
(3) Stress-relieved high-tensile-strength and low-relaxation prestressed concrete wire
(4) Surface of PC Wire: Plain, Spiral(ribbed), Indented
(5) 25-27 tons/20' container, according to customer's requirements
(6) We have been approved by ISO9001:2000 SGS
(7) Application: Used for prestressed concrete railway sleeper,large-span bridges , large-scale cement water pipe,coal mines, telegraph pole, overhead crane beam, rock-soil anchoring project,etc.
1.Diameter : 4 -10MM
2.Surface : plain, spiral ,indented, helix ,screw
3.Material: High carton steel wire 77B, 82B
4.Tensile strength (TS) : 1470 1570 1670 1770 1860Mpa
5.Technical Specification :high tensile strength ,low relaxation
6.Standard : GB/T5224(China)ASTMA421(USA);BS 896(UN);
JIS G3536(Japan);AS/NZS4672(Australia);NBR-7483(Brazil);
EN10138(Europe);ISO934
7.Type : PC strand, 7 wire pc strand ,Prestresses concrete steel strand, Unboned pc strand, PE coated PC strand, PC wire , Spiral pc wire ,Plain pc wire ,indented pc wire
8. Cerfificate : ISO9001:2000 SGS, China National Construction Steel Qulity Supervision and Test Centre Product Quality Supervision and Inspection Center, Ministry of Railways Railway Construction Inspection Station
prestressed wire Technical Standard
Nominal Diameter | Tolerance | Grade | Norminal | Norminal | Minimum | Minimum | Minimum | Minimum | Maximum 1000 HR | ||
60% | 70% | 80% | |||||||||
4.00 | ±0.04 | 1770 | 12.57 | 98.6 | 22.2 | 19.6 |
| 3(3) | 1.0 | 2.5 | 4.5 |
4.00 | 1860 | 23.4 | 20.6 | 3(3) | |||||||
5.00 | ±0.05 | 1670 | 19.63 | 154.0 | 32.8 | 28.9 | 3(3) | ||||
5.00 | 1770 | 34.7 | 30.6 | 4(3) | |||||||
6.00 | ±0.05 | 1670 | 28.27 | 222.0 | 47.2 | 41.6 | 4(3) | ||||
6.00 | 1770 | 50.0 | 44.1 | 4(3) | |||||||
6.25 | ±0.05 | 1670 | 30.68 | 241.0 | 51.2 | 45.1 | 4(3) | ||||
6.25 | 1770 | 54.3 | 47.9 | 4(3) | |||||||
7.00 | ±0.06 | 1670 | 38.48 | 320.0 | 64.3 | 49.6 | 4(3) | ||||
8.00 | ±0.06 | 1570 | 50.28 | 394.0 | 78.9 | 69.4 | 4(3) | ||||
9.00 | ±0.06 | 1470 | 63.62 | 498.0 | 93.5 | 82.1 | 4(3) | ||||
a. In container
b. Packed in coil (1Ton -3 Ton)or as your requirement
c. Each coil is strapped by steel strips, fully strapped with anti-rust plastic & P.P woven sheet.
d. We are responsible for damages of goods resulting from defect of packing and rusty.
If you need anything, please feel free to contact me as below anytime: