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 |