规格
Specification
|
强度级别
Tensile Strength
(Mpa)
|
截面积
Section Area
(mm2)
|
每米油脂重量
Grease mass per meter
(g/m)
|
护套厚度不小于
Minimum thickness of coat
(mm)
|
线壁磨擦系数
Friction factor
(µ)
|
影响系数
Effect modulus
(K)
|
理论重量
Mass per meter
(kg/m)
|
1×7-Φ12.70
|
1720
1860
1960
|
98.7
|
43
|
1.0
|
0.04~1.0
|
0.003~0.004
|
0.875
|
1×7-Φ15.20
|
1570
1670
1770
1860
1960
|
140.0
|
50
|
1.21
|
|||
1×7-Φ15.24
|
1860
|
140.0
|
50
|
||||
1×7-Φ15.70
|
1860
|
150.0
|
53
|
1.30
|
中国国家标准(GB/T5224)规格及技术参数
钢绞线结构
Structure
|
公称
直径
Nominal Dia.
(mm)
|
允许
偏差
Tolerance
(mm)
|
参考截面积
Cross section area
(Sn/mm2)
|
每米参考质量
Re.mass
per 1m
(g/m)
|
抗拉强度不小于
Tensile Strength Not less than
(Rm/Mpa)
|
屈服强度不小于
Yield Strength Not less than
(Fp0.2/Mpa)
|
最大力总伸长率
(Lo≥500mm)Agt
不小于
Elongation at max load Not less than
|
应力松弛性能
|
|
初始负荷相当于公称最大力的百分数
Initial load to %of nominal max load Not more than(%)
|
1000h后应力松弛率
The relaxation at 1000h
(r%)
|
||||||||
1×2 |
8.00 |
+1.25 -0.10 |
25.1 |
197 |
1470 1570 1720 1860 1960 |
1320 1410 1550 1670 1760 |
3.5 |
60
70
80 |