Re: Finland+Ring gear bolts

From: T Wiencek (t_wiencek(at)qmgate.anl.gov)
Date: Mon May 19 1997 - 10:01:33 CDT

                      RE>>Finland+Ring gear bolts. 5/19/97

Bolt strength grades Minimum yield strength in MPa (mega pascals)
SAE Grade
1=250
2=395
5=635
7=795
8=895
ISO Grade (metric)
4.6=240
4.8=340
5.8=420
8.8=660
9.8=720
10.9=940
12.9=1100
8.8 is the same as 5 SAE. Maybe we should get some grade 12.9 ones. : )
Tom

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