| PROOF COIL CHAIN - GRADE 30 SPECIFICATIONS |
TRADE SIZE
INCHES |
WIRE
DIAMETER
INCHES |
INSIDE LINK
DIMENSIONS, INCHES |
LINKS
FT. |
APPROX.
WT. PER
100 FT.
LBS |
*WORKING
LOAD LIMIT
LBS. |
LENGTH |
WIDTH |
3/16 |
.22 |
.95 |
.34 |
12.6 |
37 |
800 |
|
1/4 |
.28 |
1.20 |
.45 |
10.0 |
60 |
1300 |
|
5/16 |
.32 |
1.27 |
.47 |
9.4 |
80 |
1900 |
|
3/8 |
.39 |
1.36 |
.57 |
8.8 |
138 |
2650 |
|
1/2 |
.51 |
1.70 |
.75 |
7.1 |
238 |
4500 |
|
5/8 |
.66 |
2.10 |
.87 |
5.7 |
390 |
6900 |
|
3/4 |
.78 |
2.70 |
1.02 |
4.4 |
536 |
10600 |
|
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PROOF COIL, known also as Common Coil chain, is the standard commercial quality regularly stocked by hardware and industrial supply houses. It is a general purpose chain for pulling or restraining applications requiring neither a maximum of tensile nor impact strength. It is commonly used for log chains and towing. |
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Material: Basic carbon steel. The material diameter may be larger than that shown below but may not be 3% or more smaller. Larger sizes are are available on request. |
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Attachments: Proof Coil chain can be easily fitted with any combination of standard chain attachments such as rings, slip or grab hooks, eye bolts, snaps, or swivels. A wide variety of special attachments may also be used. Chain can be furnished in cut lengths as specified, and with or without attachments. |
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Standard Finishes: Regulary supplied. Self Colored. Bright Zinc, or Hot Galvanized, when so specified. |
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|
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*Working Load Limit Must Not Be Exceeded.
*Not To Be Used For Overhead Lifting. |
CHAIN 
