Metals and Materials

Recent Answers

2012-02-07 Construction & Contractors - about the choice of method and material for a 'shell' structure:

This is honestly outside my scope of knowledge, However I do believe that the shell part would be best built in the same manner and materials that they build the big sports domes from. Most of the big

2012-02-06 Construction & Contractors - FOUNDATION ON ROCK:

Although the service load is only 1/10 of the recommended bearing capacity you should adopt a minimum footing size in order to be cognizant of the irregularities inherent in rock.  If you do not enlarge

2012-02-04 Construction & Contractors - Spreader Beams:

The only spreader beams i am familiar with are those that are used in lifting objects with a crane. The ones used with a crane are affixed to the hook on the cranes lifting cable, to evenly distribute

2012-02-02 Composite Materials - Stress in principal co-ordinates:

ANSYS: How to display in lamina coordinates as opposed to global.     Using RSYS, SOLU  (in menus: Main Menu>General Postproc>Options for Outp)    From ANSYS help:      RSYS, KCN    Activates a coordinate

2012-02-02 Composite Materials - Biocomposite:

Hi     Typically the formula used is fibre volume fractin - how much fibre is in a finished composite item.    Weight fraction is much easier to use, from both a fabrication and sample-testing persepctive