Logging Construction Hauling Grade 43 high test chain is extremely strong and durable as it is made of welded steel and has a maximum working load limit of 20,000 lbs. and a minimum 1/2" ISO G43 High Test Marine Anchor Chain 144 µm Micron Thick Hot Dipped Galvanized NACM. 4.8 out of 5 stars 10. $145.00 $ 145. 00. Get it Wed, Nov 3 - Fri, Nov 5. FREE Shipping. May 11, 2022 · This position will allow you to spend time in engine test cells, chassis dynamometer and on-road vehicle testing. Passion, High Performance, Change and Customer Some lifting applications require a higher strength-to-weight ratio than what a Grade 30 chain provides. Especially for the trucking industry, that’s when it’s time to use a Grade 43 chain. Although a GR 43 chain isn’t designed for overhead lifting, it is ideal for logging and towing applications. To expedite logging and towing jobs withoutpromising safety, many truckingpanies opt for a self-colored Grade 43 chain.