QUENCHED AND TEMPERED WIRE FOR PRESTRESSED CONCRETE
Product Details
- เส้นผ่านศูนย์กลาง : 7.1, 9.0 mm.
- ประเภท : Duct 35
- ชั้นคุณภาพ : 1080 - 1420 Mpa
- Surface configuration : Helical groove
- Relaxation : Low
- Special Treatment(option) : Quenched and Tempered
| STANDARD |
Grade |
Nominal diameter |
Nominal cross sectional area |
Mass per length | Characteristics (Minimum) | Curvature / Straightness |
Max. %Relaxation at 1,000 hr. | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nominal | Tolerance | Tensile strength | 0.2%Proof strength | Agt * | A ** | Low Relaxation | ||||||||||||||||
| (mm.) | (mm2) | (g/m) | (g/m) | N/mm2) | (N/mm2) | (%) | (%) | (60%) | (70%) | (80%) | ||||||||||||
| มอก. 3286-2564a (TIS. 3286-2564) |
1420N | 7.1 | 40 | - | 306-327 | ≥ 1420 |
≥ 1280 |
≥ 3.5 |
≥ 7.0 |
≤ 5.0 |
1.0 |
2.0 |
4.5 |
|||||||||
| 9.0 | 64 | - | 490-522 | |||||||||||||||||||
| GB/T 5223.3 - 2017b | 1080N-1420N | 7.1 | 40 | 314 | 306-327 | ≥ 1080 ≥ 1230 ≥ 1420 |
≥ 930 ≥ 1080 ≥ 1280 |
≥ 3.5 ≥ 2.5 |
≥ 7.0 ≥ 5.0 |
≤ 5.0 |
1.0 |
2.0 |
4.5 |
|||||||||
| 9.0 | 64 | 502 | 490-522 | |||||||||||||||||||
| ISO 6934.3: 1991c | 1420N | 7.1 | 40 | - | 301-327 | ≥ 1420 |
≥ 1275 |
≥ 3.5 ≥ 2.5 |
- - |
≤ 30 |
1.0 |
2.0 |
4.5 |
|||||||||
| 9.0 | 64 | - | 482-522 | |||||||||||||||||||
| JIS G3137: 2020d | Grade C, Grade D | 7.1 | 40 | 314 | 295-333 | ≥ 1230 ≥ 1420 |
≥ 1080 ≥ 1275 |
- |
≥ 5.0 |
≤ 30 |
- |
2.5 |
- |
|||||||||
| 9.0 | 64 | 502 | 472-532 | |||||||||||||||||||
Remarks:
a มอก. 3286-2654_ ลวดชุบแข็งและอบคืนตัวสำหรับคอนกรีตอัดแรง (QUENCHED AND TEMPERED WIRE FOR PRESTRESSED CONCRETE)
b GB/T 5223.3: 2017_Steel bars for the prestressing of Concrete
c ISO 6934.3: 1991_Steel for the prestressing of Concrete Part 3: Quenched and tempered wire
d JIS G3137: 2008_Small diameter steel bars for prestressed concrete
* Agt : Elongation at Max. Force , ** A : Elongation after Fracture
Designation for sample
| มอก. 3286-2564 (TIS. 3286-2564) |
PC-QT WIRE - HG L Duct 35 - 7.1 - 1420 |
| PC-QT WIRE - HG L Duct 35 - 9.0 - 1420 | |
| GB/T 5223.3 - 2017 | PCB 7.1-1420-35-L-HG-GB/T 5223.3 |
| PCB 9.0-1420-35-L-HG-GB/T 5223.3 | |
| ISO 6934.3: 1991 | ISO 6934-3 – G – 7.1 – 1420 – Relax 2 – Duct 35 |
| ISO 6934-3 – G – 9.0 – 1420 – Relax 2 – Duct 35 | |
| JIS G3137: 2020 | JIS G3137 – SBPDL 1275/1420 – 7.1 mm |
| JIS G3137 – SBPDL 1275/1420 – 9.0 mm |
Standard Packing
