ANCHORAGE VALUE OF HOOKS AND BENDS

In the case of bars in tension, a standard hook has an anchorage value equivalent to a straight length of 16 times dia. of the bar and a 90-degree bend has an anchorage value of 8 times dia. of the bar. The anchorage values of standard hooks and bends for different bar diameters are given below (as per SP 16: 1980)

Anchorage value of Bends and Hooks
Anchorage value of U-type hook (180-degree bend
Type of steelThe minimum value of K
Mild steel2
Cold worked steel4

NOTE 1 -The table is applicable to all grades of reinforcement bars.

NOTE 2 – Hooks and bends shall conform to the details given above


FAQ

What is the anchorage value of a 45-degree hook?

Actually, there is no such bend having a 45-degree hook. It is a 135-degree hook which is the most popular Standard Hook. For tension bar, anchorage length of 135-degree hooks, bars is 16-time dia. of the bar. (for all grades of the bar)

What is the anchorage value of 90 degrees bent?

For tension bar, anchorage length of 90-degree hooks, bars is 8-time dia. of the bar. (for all grades of the bar)

What is the anchorage value of 16 mm dia bar?

anchorage value of hook (180-degree bend ) of the 16mm dia bar is 256 mm anchorage value of 90-degree bend of the 16mm dia bar is 256 mm.

What is anchorage length?

The length required to hold the bars in position during tension and compression.

What does Anchorage bar mean?

Anchorage bars are not any kind of bars. It is the length of bar required to hold, during the service time of the structure.

What is the anchorage value of the standard of a reinforcement bar of diameter D?

The values of bars are given in the above-mentioned tables.

What is the anchorage value of u type hook?

U-type hooks mean, it is a bends bar having 180-degree bends. Anchorage value of u type hook is 16D.

2 thoughts on “ANCHORAGE VALUE OF HOOKS AND BENDS”

  1. Hello
    Thanks for sharing
    Could you Tell me the best source about this topic, or specifically about the Anchorage of hook bars in tension
    If it’s possible please send me
    🙏🌹
    Really thanks

    Reply

Leave a Comment