American standard Proofcoil chain NACM90(G30)
NORMAL SIZE
|
D
MATERIAL
DIAMETER
|
WORK
LIMITED LOAD
|
MIN
PROOF LOAD
|
MIN
BREAKING LOAD
|
L
INSIDE LENGTH
|
B
INSIDE WIDTH
|
MM
|
INCH
|
MM
|
INCH
|
KG
|
LB
|
KN
|
LB
|
KN
|
LB
|
MM
|
INCH
|
MM
|
INCH
|
4.0
|
1/8
|
4
|
0.156
|
170
|
375
|
3.6
|
800
|
7.1
|
1600
|
23.9
|
0.94
|
6.4
|
0.25
|
5.5
|
3/16
|
5.5
|
0.217
|
365
|
800
|
7.2
|
1600
|
14.3
|
3200
|
24.8
|
0.98
|
7.7
|
0.3
|
7.0
|
1/4
|
7
|
0.276
|
580
|
1300
|
11.6
|
2600
|
23.1
|
5200
|
31.5
|
1.24
|
9.8
|
0.38
|
8.0
|
5/16
|
8
|
0.315
|
860
|
1900
|
15.1
|
3400
|
30.2
|
6800
|
32.8
|
1.29
|
11.2
|
0.44
|
10.0
|
3/8
|
10
|
0.394
|
1200
|
2650
|
23.6
|
5300
|
47.1
|
10600
|
35.0
|
1.38
|
14.0
|
0.55
|
13.0
|
1/2
|
13
|
0.512
|
2030
|
4500
|
39.8
|
8950
|
79.6
|
17900
|
45.5
|
1.79
|
18.2
|
0.72
|
16.0
|
5/8
|
16
|
0.63
|
3130
|
6900
|
60.3
|
13600
|
120.6
|
27200
|
56.0
|
2.20
|
20.0
|
0.79
|
20.0
|
3/4
|
20
|
0.787
|
4800
|
10600
|
94.3
|
21200
|
188.5
|
42400
|
70.0
|
2.76
|
25.0
|
0.98
|
22.0
|
7/8
|
22
|
0.866
|
5810
|
12800
|
114.1
|
25600
|
228.1
|
51200
|
77.0
|
3.03
|
27.5
|
1.08
|
25.0
|
1
|
26
|
1.02
|
8140
|
17900
|
159.1
|
35800
|
318.2
|
71600
|
90.9
|
3.58
|
31.7
|
1.25
|
|
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