Gr-30, commonly called Proof Coil, is manufactured to meet ASTM & NACM specifications. Typical uses include barrier chains, trailer safety chains, light construction marine industry, etc. Gr-30 is available in a wide assortment of finishes and packaged configurations. "Gr-30 is not to be used for overhead lifting".
- Meets ASTM & NACM standards
- Available in a wide assortment of finishes including, Self Colored, Burnished, Zinc Plated, Galvanized, Powder Coated
- Permanent identification on chain
- 100% proof tested
- Available in drums, pails, multiple style of assemblies
- Reel sizes: 35, 55, 75 and 100 ft reels
