Description
Hook Sizing Recommendations
Hook Size | WLL | UBS | Shackle (Size) | Recommended Bridle Rope | |
---|---|---|---|---|---|
1/4 in (6-7mm) | 1,686 lbs | 6,744 lbs | 3/8 in or 7/16 in Shackle | 1/2 in | |
5/16 in (8mm) | 3,788 lbs | 15,154 lbs | 7/16 in Shackle | 5/8 in | |
3/8 in (10mm) | 5,516 lbs | 22,066 lbs | 1/2 in Shackle | 3/4 in | |
1/2 in (12-13mm) | 9,271 lbs | 37,085 lbs | 5/8 in Shackle | 1 in |
The safety factor we use to determine the safe working load is 4, where other manufacturers use the safety factor of 3 .
This results in material properties of the carbon steel we use when manufacturing galvanized steel hook are the very similar to 316 stainless steel, thus the WLL and UBS values are practically the same for the galvanized and stainless steel hooks.
Shackles are included with the hooks
2205 Duplex Stainless Steel Shackle | WLL | UBS |
7/16 | 3250 lbs | 13,000 lbs |
1/2 | 5750 lb | 23,000 lbs |
5/8 | 7500 lbs | 30,000 lbs |