| Grade | G30 |
|---|---|
| Material | Carbon steel |
| Surface Treatment | Self-Colored, Zinc, Or Galvanized Finish |
| Application | Used for a variety of applications |
| Grade | G30 |
| Material | Carbon Steel |
| Surface Finish | Self-Colored, Zinc, Or Galvanized Finish |
| Long Link G30 Proof Coil Chain Sizes | |||||||||
| Finish | Trade Size | Wire Dia. | Inside Dim. Length (Nominal) | Inside Width (Nominal) | Ft. Per Package | Working Load Limit | Net Wt. | ||
| (in.) | (mm) | (in) | (in.) | (in.) | (Lbs.) | (kg) | (Lbs.) | ||
| Self-Colored | 3/16 | 5.5 | 0.21 | 0.96 | 0.34 | 1500 | 800 | 363 | 525 |
| Self-Colored | 1/4 | 7 | 0.27 | 1.24 | 0.41 | 800 | 1300 | 590 | 448 |
| Self-Colored | 5/16 | 8 | 0.31 | 1.30 | 0.50 | 550 | 1900 | 862 | 457 |
| Self-Colored | 3/8 | 10 | 0.37 | 1.37 | 0.61 | 400 | 2650 | 1202 | 568 |
| Self-Colored | 1/2 | 13 | 0.52 | 1.80 | 0.78 | 200 | 4500 | 2042 | 524 |
| Zinc | 3/16 | 5.5 | 0.21 | 0.96 | 0.34 | 1500 | 800 | 363 | 525 |
| Zinc | 1/4 | 7 | 0.27 | 1.24 | 0.41 | 800 | 1300 | 590 | 448 |
| Zinc | 5/16 | 8 | 0.31 | 1.30 | 0.50 | 550 | 1900 | 862 | 457 |
| Zinc | 3/8 | 10 | 0.37 | 1.37 | 0.61 | 400 | 2650 | 1202 | 568 |
| Zinc | 1/2 | 13 | 0.52 | 1.80 | 0.78 | 200 | 4500 | 2042 | 524 |
| HDG | 3/16 | 5.5 | 0.21 | 0.96 | 0.34 | 1500 | 800 | 363 | 525 |
| HDG | 1/4 | 7 | 0.27 | 1.24 | 0.41 | 800 | 1300 | 590 | 448 |
Long Link G30 Proof Coil Chain is a general-purpose chain made from low-carbon steel. The “G30” means it’s a Grade 30 chain, and “Long Link” describes its elongated link shape. It is excellent for lashing, guard rails, and tailgates, but never for overhead lifting.
G30 means it’s a Grade 30 chain made from low-carbon steel. ‘Proof Coil’ means it has been tested to twice its working load limit. It’s a good, cheap option for general jobs like fencing or tie-downs, but not for heavy lifting.
Here is a simple table to compare different chain grades.
| Grade | Material | Main Use | Safe for Overhead Lifting? |
|---|---|---|---|
| G30 | Low-Carbon Steel | General Purpose, Tie-Downs | No |
| G43 | Carbon Steel | Towing, Load Binding | No |
| G70 | Heat-Treated Carbon Steel | Transport, Load Binding | No |
| G80 | Heat-Treated Alloy Steel | Overhead Lifting | Yes |
This table shows why choosing the right grade is so important. Using the G30 chain saves money on jobs where high strength is not needed.
The long link chain has a longer inside length than the short link chain. This makes it lighter and more flexible. It is great for jobs that don’t require maximum strength, such as agriculture or mooring. It saves on weight and cost.
No, G30 Proof Coil Chain is never safe for overhead lifting. It is not designed to handle the dynamic loads of lifting people or heavy equipment. For lifting, you must use a rated alloy steel chain, such as Grade 80 or higher.
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