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A2 grade stainless V's 8.8 grade steel

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Old 08-04-2008, 10:29 PM
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Lee Reynolds
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Default A2 grade stainless V's 8.8 grade steel

Anyone know how much less in tensile strength the A2 SS is as opposed to std bolts?
Old 08-04-2008, 10:34 PM
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if its for chassis stuff you're asking the issue with SS is brittleness
Old 08-04-2008, 10:35 PM
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Lee Reynolds
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It would be mainly on the bolts for gearbox to engine etc etc
Old 09-04-2008, 06:40 AM
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A2 just means that it is normal Stainless steel. A4 is acid proof stainless steel.
They are generally available in strength ratings(property classes) of 70 and 80

A2(A4) - 70, tensile strength = 700N/mm2
A2(A4) - 80, tensile strength = 800N/mm2

8.8, tensile strength = 800N/mm2
10.9, tensile strength = 1000N/mm2
12.9, tensile strength = 1200N/mm2

But there are more factors to take into consideration before using stainless bolts.
Old 09-04-2008, 06:46 AM
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rsnissan
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I would just use stainless to replace non load bearing OE bolts (pulley covers, brackets etc)
Old 09-04-2008, 05:00 PM
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GARETH T
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i fucking hate stainless LOL

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Old 09-04-2008, 05:17 PM
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Lee Reynolds
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Originally Posted by GARETH T
i fucking hate stainless LOL
not a big fan myself Gareth but cant think of what else to use..
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