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Grade 30 Chain
Grade 30 Chain
1.Product Description
Grade 30 chain, or Grade 30 proof coil, is a low-carbon chain for general purpose. They can be used as barrier chains, trailer safety chains, light construction, load securement in industrial, agricultural and marine industry. Grade 30 chain is available in a wide assortment of finishes and packaged configurations. It is manufactured to meet ASTM & NACM specifications.
Hi-Sea Marine always concentrates on offering extensive products and competitive prices to customers. At Hi-Sea Marine, you can enjoy one-stop service. Let us know what are you looking for, we’ll glad to help you!
2. Features of Grade 30 Chain
• Material: low-carbon steel
• Standard: ASTM, NACM
• Finish: self-colored, galvanized, burnished, powder coated and zinc plated
• Assembly: drums, pails, or other styles
• Application: guard rails, logging, load securement...
• 100% proof tested
• Customize Available
• Not for overhead lifting
3. Specifications of Grade 30 Chain
|
Material Diameter |
Working Load Limit |
Proof Test |
Minimum Breaking Force |
Weight per 100 ft |
Maximum Inside Length |
Minimum Inside Width |
|||||||
|
inches |
mm |
kg |
lbs |
kn |
lbs |
kn |
lbs |
kg |
lbs |
mm |
inches |
mm |
inches |
|
1/8’’ |
4 |
190 |
420 |
3.78 |
850 |
7.56 |
1700 |
8.80 |
19 |
22.60 |
0.89 |
7.40 |
0.29 |
|
3/16’’ |
5.50 |
360 |
800 |
7.11 |
1600 |
14.20 |
3200 |
18.30 |
40 |
24.10 |
0.95 |
10.20 |
0.40 |
|
1/4’’ |
7.10 |
600 |
1330 |
11.80 |
2650 |
23.60 |
5300 |
32.70 |
72 |
25.40 |
1.00 |
12.70 |
0.50 |
|
5/16’’ |
8.70 |
910 |
2000 |
17.80 |
4000 |
35.60 |
8000 |
48.00 |
106 |
27.90 |
1.10 |
12.70 |
0.50 |
|
3/8’’ |
10.30 |
1270 |
2800 |
24.90 |
5600 |
49.80 |
11200 |
70.30 |
155 |
31.20 |
1.23 |
15.70 |
0.62 |
|
1/2’’ |
13.50 |
2190 |
4800 |
42.90 |
9650 |
85.80 |
19300 |
123.00 |
271 |
38.90 |
1.53 |
20.30 |
0.80 |
|
5/8’’ |
16.70 |
3350 |
7400 |
65.80 |
14800 |
131.60 |
29600 |
184.00 |
405 |
48.30 |
1.90 |
25.40 |
1.00 |
|
3/4’’ |
19.80 |
4700 |
10400 |
92.50 |
20800 |
185.00 |
41600 |
264.00 |
582 |
54.60 |
2.15 |
28.40 |
1.12 |
|
7/8’’ |
23.00 |
6350 |
14000 |
124.50 |
28000 |
249.00 |
56000 |
368.00 |
811 |
63.50 |
2.50 |
34.80 |
1.37 |
|
1’’ |
26.50 |
8400 |
18600 |
165.40 |
37200 |
330.80 |
74400 |
474.00 |
1045 |
69.90 |
2.75 |
38.10 |
1.50 |
|
Note |
Please contact us for other specifications. |
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4. Photo of Grade 30 Chain
Galvanized G30 Chain
