Mar 15, 2017 #1 BryanPM Civil/Environmental Mar 15, 2017 1 I downloaded a spreadsheet, and the calculations show some S.R., that has to be S.R. <= 1, to be ok. What does it mean? http://files.engineering.com/getfile.aspx?folder=b4d8825f-d813-4cf9-b732-df3a1a15be57&file=301.zip
I downloaded a spreadsheet, and the calculations show some S.R., that has to be S.R. <= 1, to be ok. What does it mean?
Mar 15, 2017 #2 Lomarandil Structural Jun 10, 2014 1,917 stress ratio perhaps? ---- The name is a long story -- just call me Lo. Upvote 0 Downvote
Mar 15, 2017 #3 LittleInch Petroleum Mar 27, 2013 22,537 The spreadsheet defines SR as different items in different cells. Doesn't look much like a ratio to me. Remember - More details = better answers Also: If you get a response it's polite to respond to it. Upvote 0 Downvote
The spreadsheet defines SR as different items in different cells. Doesn't look much like a ratio to me. Remember - More details = better answers Also: If you get a response it's polite to respond to it.
Mar 15, 2017 #4 robyengIT Mechanical Dec 20, 2013 894 to me is the ratio between actual stress divided by allowable stress : that is < 1 OK or ,if you prefer, 1/SR > 1 safety coeff Upvote 0 Downvote
to me is the ratio between actual stress divided by allowable stress : that is < 1 OK or ,if you prefer, 1/SR > 1 safety coeff
Mar 15, 2017 #5 IRstuff Aerospace Jun 3, 2002 44,743 As the notes say, S.R. is a sum of squares of a couple of ratios. TTFN (ta ta for now) I can do absolutely anything. I'm an expert! https://www.youtube.com/watch?v=BKorP55Aqvgfaq731-376 forum1529 Entire Forum list http://www.eng-tips.com/forumlist.cfm Upvote 0 Downvote
As the notes say, S.R. is a sum of squares of a couple of ratios. TTFN (ta ta for now) I can do absolutely anything. I'm an expert! https://www.youtube.com/watch?v=BKorP55Aqvgfaq731-376 forum1529 Entire Forum list http://www.eng-tips.com/forumlist.cfm
Mar 15, 2017 #6 rconner Civil/Environmental Mar 18, 2005 1,733 Aren't acronyms grand? Upvote 0 Downvote
Mar 15, 2017 #7 Denial Structural Jun 3, 2003 924 And aren't spreadsheets grand when they don't allow you to see the formula behind a cell? Upvote 0 Downvote
Mar 15, 2017 #8 IRstuff Aerospace Jun 3, 2002 44,743 The sheet is not seriously locked. I got it unprotected without much trouble TTFN (ta ta for now) I can do absolutely anything. I'm an expert! https://www.youtube.com/watch?v=BKorP55Aqvgfaq731-376 forum1529 Entire Forum list http://www.eng-tips.com/forumlist.cfm Upvote 0 Downvote
The sheet is not seriously locked. I got it unprotected without much trouble TTFN (ta ta for now) I can do absolutely anything. I'm an expert! https://www.youtube.com/watch?v=BKorP55Aqvgfaq731-376 forum1529 Entire Forum list http://www.eng-tips.com/forumlist.cfm
Mar 15, 2017 #9 bimr Civil/Environmental Feb 25, 2003 9,367 If you go to the Excel info page, you can turn off the protection and see the formula, Believe it is the biaxial interaction stress ratio, S.R. http://www.excelcalcs.com/comprofiler/atomanovich/&Itemid=1/ Upvote 0 Downvote
If you go to the Excel info page, you can turn off the protection and see the formula, Believe it is the biaxial interaction stress ratio, S.R. http://www.excelcalcs.com/comprofiler/atomanovich/&Itemid=1/
Mar 15, 2017 #10 msquared48 Structural Aug 7, 2007 14,745 Too bad they don't identify LRFD or ASD SR's. It does make a difference. Mike McCann, PE, SE (WA) Upvote 0 Downvote
Mar 16, 2017 #11 chicopee Mechanical Feb 15, 2003 6,199 If it were a drawing showing a leader with initials SR, pointing at a corner, my interpretation would be spherical radius. Upvote 0 Downvote
If it were a drawing showing a leader with initials SR, pointing at a corner, my interpretation would be spherical radius.
