ASTM80 GRADE 30 PROOF spirāles ķēde
|
Nominālais ķēdes izmērs |
Materiāla diametrs |
Darba slodzes ierobežojums (maks.) |
Pārbaudes pārbaude (min.) |
Min. Laušanas spēks |
Maks. Garums uz 100 saitēm |
Maks. Svars Uz 100 FT |
||||||
|
iekšā |
iekšā |
mm |
lbs |
Kilograms |
lbs |
kN |
lbs |
kN |
iekšā |
m |
lbs |
Kilograms |
|
1/8 |
0,156 |
4.0 |
375 |
170 |
800 |
3.6 |
1600 |
7.1 |
94 |
2.39 |
19 |
8.8 |
|
3/16 |
0.218 |
5.5 |
750 |
340 |
1500 |
6.7 |
3000 |
13.3 |
99 |
2.51 |
42 |
19 |
|
1/4 |
0,281 |
7.1 |
1,250 |
570 |
2500 |
11.1 |
5000 |
22.2 |
104 |
2.64 |
76 |
34 |
|
5/16 |
0,343 |
8.7 |
1900 |
860 |
3800 |
16.9 |
7 600 |
33.8 |
114 |
2.89 |
115 |
52 |
|
3/8 |
0,406 |
10.3 |
2,650 |
1200 |
5300 |
23.6 |
10 600 |
47.2 |
128 |
3.25 |
166 |
75 |
|
7/16 |
0,468 |
11.9 |
3 500 |
1,590 |
7000 |
31.1 |
14 000 |
62.3 |
142 |
3.60 |
225 |
102 |
|
1/2 |
0.531 |
13.5 |
4,500 |
2,040 |
9000 |
40.0 |
18 000 |
80.1 |
156 |
3.96 |
289 |
131 |
|
5/8 |
0.656 |
16.7 |
6 900 |
3,130 |
13 800 |
61.4 |
27 600 |
122.8 |
194 |
4.92 |
425 |
193 |
|
3/4 |
0,781 |
19.8 |
9,750 |
4,420 |
19 500 |
86.7 |
39 000 |
173.5 |
220 |
5.59 |
612 |
278 |
