Bolt strength

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panichat

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Building: Locost - by the book, IVA passed in 2010!

posted on 10/3/07 at 09:56 PM

Bolt strength

Please can someone explain how the non-metric bolt strength system works - grade s, grade r etc.
What strength would I need for 3/8" suspension bolts?
Thanks
Dave

coozer

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posted on 10/3/07 at 10:09 PM

Grade S = 8.8, I think

1972 V8 Jago

1980 Z750

iank

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posted on 10/3/07 at 10:16 PM

Yep.
Tensile Strength
Grade 'R' 45-50 Tons/Inch²
Grade 'S' 50-55 Tons/Inch²
Grade '8.8' 50-55 Tons/Inch²

from http://www.namrick.co.uk/boltspec.asp

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Anonymous

panichat

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Building: Locost - by the book, IVA passed in 2010!

posted on 11/3/07 at 10:20 AM

Thanks

Thanks

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