Jul 4, 2006 #1 eriksasha Structural Apr 4, 2006 14 0 0 IE Are there any devices on the market for determining if a leg of a tower is solid or not without tampering with the steel? Can ultra sound be used? I'm analysing masts and have trouble finding out if the members are hollow or not.
Are there any devices on the market for determining if a leg of a tower is solid or not without tampering with the steel? Can ultra sound be used? I'm analysing masts and have trouble finding out if the members are hollow or not.
Jul 4, 2006 #2 valleyboy Structural Jan 9, 2002 145 0 0 GB Can you drill the steelwork with a very small hole to check for the presence of a thin wall? Another option would be to view the ends of the members of concern - if there is a welded cap or end plate, the section is likely to be a hollow one. Upvote 0 Downvote
Can you drill the steelwork with a very small hole to check for the presence of a thin wall? Another option would be to view the ends of the members of concern - if there is a welded cap or end plate, the section is likely to be a hollow one.
Jul 4, 2006 1 #3 Ron Structural Sep 24, 1999 16,336 0 36 US Ultrasonic thickness measurements will tell you. Also, tapping with a wooden mallet will likely tell as well. Upvote 0 Downvote
Ultrasonic thickness measurements will tell you. Also, tapping with a wooden mallet will likely tell as well.
Jul 5, 2006 Thread starter #4 eriksasha Structural Apr 4, 2006 14 0 0 IE I'm strictly not allowed to tamper with the steel. I've tapped the legs and have not been able to come to a satifying conclusion. This ultra sonic device sounds interesting! Do you know any manufacturers? Upvote 0 Downvote
I'm strictly not allowed to tamper with the steel. I've tapped the legs and have not been able to come to a satifying conclusion. This ultra sonic device sounds interesting! Do you know any manufacturers?
Jul 5, 2006 1 #5 LittleWheels Structural Nov 27, 2001 333 0 0 GB Ultrasonic or impact echo would work, so would a number of electro-magnetic methods. Google on non-destructive investigation or testing for some ideas on methods and suppliers. Upvote 0 Downvote
Ultrasonic or impact echo would work, so would a number of electro-magnetic methods. Google on non-destructive investigation or testing for some ideas on methods and suppliers.
Jul 5, 2006 #6 Ron Structural Sep 24, 1999 16,336 0 36 US Krautkramer-Bransen or Sonic Instruments both have ultrasonic thickness devices. Upvote 0 Downvote