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ASTM80 Standard Link Chain
Description
Product Specification:

1. PROOFCOIL CHAIN ASTM80 (G30)

规格 D 
Nominal Size
工作负荷 
Working Load Limit(max)
实验负荷
Proof Load (min)
最小破断拉力
Min.Breaking Load
 
每100英尺重量
Weight Per 100'
 
内长 L(最大)
Inside Length 
(max)
 
内宽 B(最小)
Inside Width
(min)
 
INCH
MM
KG
LB
KN
LB
KN
LB
KG
LB
MM
INCH
MM
INCH
1/8
4.0
190
420
3.78
850
7.56
1,700
8.8
19
22.6
0.89
7.4
0.29
3/16
5.5
360
800
7.11
1,600
14.2
3,200
18.3
40
24.1
0.95
10.2
0.40
1/4
7.1
600
1,330
11.8
2,650
23.6
5,300
32.7
72
25.4
1.00
12.7
0.50
5/16
8.7
910
2,000
17.8
4,000
35.6
8,000
48.0
106
27.9
1.10
12.7
0.50
3/8
10.3
1,270
2,800
24.9
5,600
49.8
11,200
70.3
155
31.2
1.23
15.7
0.62
1/2
13.5
2,190
4,800
42.9
9,650
85.8
19,300
123
271
38.9
1.53
20.3
0.80
5/8
16.7
3,350
7,400
65.8
14,800
131.6
29,600
184
405
48.3
1.90
25.4
1.00
3/4
19.8
4,700
10,400
92.5
20,800
185.0
41,600
264
582
54.6
2.15
28.4
1.12
7/8
23.0
6,350
14,000
124.5
28,000
249.0
56,000
368
811
63.5
2.50
34.8
1.37
1
26.5
8,400
18,600
165.4
37,200
330.8
74,400
474
1045
69.9
2.75
38.1
1.50
 

2. HIGH TEST CHAIN ASTM80 (G43)

规格 D
Nominal Size
工作负荷 
Working Load Limit(max)
实验负荷
Proof Load (min)
最小破断拉力
Min.Breaking Load
 
每100英尺重量
Weight Per 100'
 
内长 L(最大)
Inside Length 
(max)
 
内宽 B(最小)
Inside Width
(min)
 
INCHES
MM
KG
LB
KN
LB
KN
LB
KG
LB
MM
INCHES
MM
INCHES
1/4
7.1
1,180
2,600
19.1
4,300
34.5
7,750
36.3
80
21.8
0.86
10.2
0.40
5/16
8.7
1,770
3,900
28.4
6,400
51.6
11,600
50.4
111
26.7
1.05
12.2
0.48
3/8
10.3
2,450
5,400
39.6
8,900
72.0
16,200
72.6
160
30.3
1.19
14.7
0.58
1/2
13.5
4,170
9,200
68.0
15,300
122.7
27,600
128.6
284
36.0
1.43
19.1
0.75
 

3. TRANSPORT CHAIN ASTM80 (G70)

规格 D
Nominal Size
工作负荷 
Working Load Limit(max)
实验负荷
Proof Load (min)
最小破断拉力
Min.Breaking Load
 
每100英尺重量
Weight Per 100'
 
内长 L(最大)
Inside Length 
(max)
 
内宽 B(最小)
Inside Width
(min)
 
INCHES
MM
KG
LB
KN
LB
KN
LB
KG
LB
MM
INCHES
MM
INCHES
1/4
7.1
1,430
3,150
27.8
6,300
56.0
12,600
34.0
75
21.8
0.86
11.4
0.43
5/16
8.7
2,130
4,700
41.8
9,400
83.6
18,800
50.4
111
25.6
1.01
11.7
0.46
3/8
10.3
2,900
6,600
58.7
13,200
117.4
26,400
71.0
156
30.2
1.19
14.0
0.55