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Grade  30 Proof Coil Chain Specifications

Printable Version

A general purpose chain for all ordinary applications not requiring high strength characteristics. Frequently used for light duty tow chains, tie down chains and logging chains. Identified with ""L3"" or similar grade marking. Self-colored, Electro Zinc plated and hot dip galvanized in stock.

 

Sizes 1/4, 5/16 and 3/8 are stocked in "Long Link" design which provides the same working load limits in a lighter weight chain. Other chain stocked in "Regular Link". 

 

Packaged in drums, half drums, pails and binder chain assemblies. 

 

Not for overhead lifting

Long Link vs. Regular LInk

 

 Manufactured to specifications developed by the

National Association of Chain Manufacturers(NACM) and ASTM/ANSI A391 / A391M. Grade 30. Contact our office to determine availability of chain meeting Federal Specification RR-C-271

Other chain specifications

 High Test   Transport  Alloy Gr 80  Alloy Gr 100  Stainless

 

Trade

Size

(inch)

Working

Load

Limit 

(lbs)

Breaking

Strengh

(lbs)

Link

Mat'l

Dia

(inch)

Link

Inside

Length

(inch)

Link

Inside

Width

(inch)

 Weight/

100 ft

(lbs)

1/8

reg link

400

1600

.160

.90

 .27

 21

3/16

reg link

800

3200

.210

.95

 .40

 38

1/4 

long link

 1300

5200

.275

 1.24

 .46

 63

1/4 

reg link

1300 5200 .275 1.02 .50 .69

5/16 

long link

 1900

7600

.330

 1.30

 .49

 91

5/16 

reg link

1900

7600

.330

1.15

.49

1.00

3/8

long link

 2650

10600

.397

 1.45

 .60

 135

3/8 

reg link

 2650

10600

.397

1.30

.60

 145

1/2

reg link

 4500

18000

.520

 1.56

 .81

 264

5/8

reg link

 6900

27600

.630

1.87

1.00

 393

3/4

reg link

 10,600

42400

.787

2.13

1.13

 628

DO NOT USE FOR OVERHEAD LIFTING.

Do not exceed working load limit.

Made in the USA

Available in drums, half drums, pails and assemblies

The information on this page is to be used for comparison purposes only. 

Please consult reliable engineering texts when danger to life or property is possible.

 

Questions?  Call us toll free
1-800-523-2367

(press extension "3")

Monday thru Friday 8:00am to 4:30pm CST

 

24 Hour Fax Lines 1-219-696-6413

 

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