US NACM G70 Transport Trailer Safety Chain

Trailer Safety Chain Product Overview

Thinkwell G70 transport trailer safety chain is manufactured in accordance with US NACM standards. Made of heat-treated high-strength carbon steel, this trailer safety chain assembly comes complete with a delta ring and forged clevis grab hook. G70 chain, also known as trucker’s chain, delivers around 20% higher strength than G43 grade chain. It is widely adopted across North America for trailer backup towing and flatbed cargo securement. The chain links are heat treated for superior tensile performance. Every link is stamped with G70 grade marking to meet North American DOT transportation regulations. The safety factor is designed at 4:1, with the minimum breaking load equal to 4 times the working load limit.

Trailer Safety Chain Key Advantages

· Heat-treated high strength steel, resistant to impact and deformation under heavy loads.

· Forged delta ring and clevis grab hook with safety latch for secure connection and quick installation.

· Zinc plated coating provides reliable rust resistance for outdoor transportation environments.

· G70 stamp on every link, fully compliant with US DOT trailer safety requirements for North American market.

· Customizable chain length, diameter and surface finish to match your project needs.

· ISO certified factory, test reports available upon request.

Trailer Safety Chain Applications

· Flatbed truck cargo tie-down

· Trailer emergency backup towing

· Agricultural & forestry equipment securement

· Oilfield ground rigging and binding

· Heavy-duty land transportation load securing

Trailer Safety Chain Packaging & Delivery

· Packing: Carton / woven bag, shipped on steel pallets

· Loading Port: Qingdao Port, China

· Lead Time: 15–45 working days, subject to order quantity

· MOQ: Negotiable; samples available

Trailer Safety Chain Safety Instructions

1. Never use for overhead lifting. Suitable only for ground towing and cargo securement.

2. Do not twist, knot or expose the chain to welding heat or sharp cutting edges.

3. Inspect links and hooks for cracks or deformation before each use. Stop using immediately if damaged.

4. Do not exceed the marked working load limit (WLL).