Prestressing Steel Wire

China Prestressing Steel Wire, Find details about China Prestressing Steel Wire, Prestressing Wire from Prestressing Steel Wire

Basic Info.

Model NO.

prestressing steel wire

Tensil Strength

>1670MPa

Diameter

5mm, 7mm, 4.8mm, 6mm, 8mm, 9mm

Trademark

DaQiang

Transport Package

Export Packing

Specification

GB, DIN, ASTM, BS, JIS

Origin

Tianjin, China

Model NO.

prestressing steel wire

Tensil Strength

>1670MPa

Diameter

5mm, 7mm, 4.8mm, 6mm, 8mm, 9mm

Trademark

DaQiang

Transport Package

Export Packing

Specification

GB, DIN, ASTM, BS, JIS

Origin

Tianjin, China

Product Desciption

prestressing concrete steel wire for railway sleepers

1. Strandard: ASTM A421, BS 5896, GB/T5223

2. DIA:3.2mm, 3.4mm, 3.6mm 4.8, 5.0, 6.0, 6.25, 6.7, 7.0, 8.0, 9.0, 10.0mm

3. Tensile Strength: 1570Mpa, 1670Mpa, 1770Mpa

4. Surface: Plain, Ribbed, Spiral, Indented.

5. The relaxation at 1000 hour is 1.0-2.0%

6. Material: SWRH 77B, 82B high carbon steel wire rod.

7. Packing: Baling strip, wrapped in anti-rust plastic paper, PP woven cloth

8. Weight: 0.4~2.0 tons per coil
Prestressing Steel Wire

The specifications and technical parameters
Nominal Dia (dn/mm)	Tolerance	Tensile Strength σ b/MPA Not less than	Yield Stength (σ p0.2/MPA) Not less than	Elongation at max load (Lo=200mm) δ gt/% 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