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Old 12-17-2016, 01:19 AM
oldskewel oldskewel is offline
Join Date: Nov 2014
Location: SF Bay Area
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Originally Posted by bmw540san View Post
I know there are Yays and Nays but I went to Ace and got proper 10.8 grade bolts along with nuts and washers for around $25 IIRC.
Probably class 10.9. The 0.9 vs. 0.8 means the yield stress is that amount (90% vs. 80%) of the ultimate tensile stress. So it's not just a little different. I'm sure 10.9 is what you got, since that is the higher strength standard. (8.8 is lower, 12.9 is higher still)
2001 X5 3.0i, 190k miles, AT, owned since 2014
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