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View Full Version : How to distinguish HEA, HEB, HEM & UNP, UPE Beam?


cherish
Jun24-10, 12:11 AM
Hi Gent. men,
I'm having trouble with distinguish different of these above type of beams. Unfortunately there're too few of concept about this in our language Vietnamese, here's a standard that our company is using but...i often get confusing about this :frown:

http://img155.imageshack.us/img155/5403/123pyh.jpg

Highly appreciated with any comments