Strength of ungraded Steel machines screws
Strength of ungraded Steel machines screws
(OP)
Anyone know what can I use for allowable strength or stress for ungraded, zinc plated steel machine screws? Like for example this one http:/ /www.faste nal.com/we b/products /detail.ex ?sku=28141
Thanks
Thanks





RE: Strength of ungraded Steel machines screws
You can assume annealed 1010 steel, you can ask the vendor what they recommend, or you can select a screw from a vendor who specifies the material.
JHG
RE: Strength of ungraded Steel machines screws
RE: Strength of ungraded Steel machines screws
Would that not make it a "graded" screw?
Is that proof, yield, or ultimate stress?
JHG
RE: Strength of ungraded Steel machines screws
NASA had to replace thousands of fasteners on the Space Shuttles once they realized they had "ungraded" screws.
RE: Strength of ungraded Steel machines screws
If you get "ungraded" screws, you get what you get, and and you never know what you might get.
Get it?
RE: Strength of ungraded Steel machines screws
I have worked with Fastenal in the past and they are always will to help.
Chris
"In this house, we obey the laws of thermodynamics." Homer Simpson
RE: Strength of ungraded Steel machines screws
http://
Ted
RE: Strength of ungraded Steel machines screws
Got it!
RE: Strength of ungraded Steel machines screws
Try the FAQ's of the forum.
Rod
RE: Strength of ungraded Steel machines screws