Flange torquing values & procedure

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arcpro
Posts: 356
Joined: 16 Apr 2010, 18:46
Area of interest: Manufacturing Engineering

Flange torquing values & procedure

Post by arcpro »

Looking for a procedure to control the torquing practices at site. Share some references, documents to develop one
mechcolor
Posts: 258
Joined: 17 May 2010, 18:05
Area of interest: Manufacturing Engineering

Re: Flange torquing values & procedure

Post by mechcolor »

There have been flange management systems available, programs supporting the practices with correct references from the PSI data.
Start taking some guidelines from ASME PCC 1. This reference would guide you with the required tightening and torquing value determination.
Get OEM available guidelines for particular equipment.
Identify the areas where the issues have already been reported. Take some good lessons from there.
Make sure the existing maintenance practices wherever they were adequate should be taken while preparing this controlling procedure.
arcpro
Posts: 356
Joined: 16 Apr 2010, 18:46
Area of interest: Manufacturing Engineering

Re: Flange torquing values & procedure

Post by arcpro »

Correct, the flange management system is one solution to unify all the practices, keeping the track record, identifying the required torquing values.
OEM guidelines for specialized equipment, agreed.
Thanks
octane
Posts: 130
Joined: 08 Oct 2010, 15:38
Area of interest: Mechanical Engineering

Re: Flange torquing values & procedure

Post by octane »

Considering there is no straight values to be applied, this approach seems to be the most suitable one.
I understand that developing an in-house guideline /procedure based upon this would genuinely help provided that is update regularly.
mechcolor wrote: 08 Jun 2025, 07:15 There have been flange management systems available, programs supporting the practices with correct references from the PSI data.
Start taking some guidelines from ASME PCC 1. This reference would guide you with the required tightening and torquing value determination.
Get OEM available guidelines for particular equipment.
Identify the areas where the issues have already been reported. Take some good lessons from there.
Make sure the existing maintenance practices wherever they were adequate should be taken while preparing this controlling procedure.
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