you have to use the torque chart given in EN according to the bolt size you are using.
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--- On Tue, 3/30/10, Soliman, Mohamed (kuwait) <Mohamed.Soliman@WorleyParsons.com> wrote:
From: Soliman, Mohamed (kuwait) <Mohamed.Soliman@WorleyParsons.com>
Subject: [MW:4630] Bolts failure
To: "materials-welding@googlegroups.com" <materials-welding@googlegroups.com>
Date: Tuesday, March 30, 2010, 1:07 PM
Dear all , I have a case for the bolts and nut Grade 8.8 ,Carbon steel material according to EN 20 898.Those bolts and nuts are failed during the tightening and some of the nuts are loose . What tests can be carried out to ensure the soundness of those bolts . Best Regards
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