Thanks for the valuable suggestions. Looking to the risk involved and the time period required to carry out the repair we have decided to put in a globe valve to control flow temperorily (as process allows for it) and to procure new valve body.
Thanks again,
Vinod
--- On Mon, 1/3/11, Marcelo P. Soriano Qa/Qc Eng'r. <marcelopsoriano_1925@yahoo.com.ph> wrote:
> From: Marcelo P. Soriano Qa/Qc Eng'r. <marcelopsoriano_1925@yahoo.com.ph>
> Subject: [MW:9064] Re: Repair of Body cracks for A 217 Gr WC6
> To: "Materials & Welding" <materials-welding@googlegroups.com>
> Date: Monday, January 3, 2011, 4:25 PM
> Please be practical (MULTIPLE
> CRACKS)????
>
> 1. need pqr, wps and qualified welder.
> 2. 2500 rating
> 3. time for the preparation of documents to be use for
> repair
> 4. testing
>
> OR
>
> 1. Purchase valve and reinstall and back to operation as
> early than to
> repair MULTIPLE CRACKS on VALVE BODY....
>
>
>
> On Jan 3, 12:56 pm, Muni Andy <cmkf...@gmail.com>
> wrote:
> > Dear Marcelo Soriano,
> > ASTM A217 permits repair welding.
> > We can do repair with approved welding Procedure and
> qualified welder.
> > Regards,
> > C.Muniyandi
> > Surveyor
> > Coimbatore
> >
> > On Mon, Jan 3, 2011 at 1:50 PM, Marcelo P. Soriano
> Qa/Qc Eng'r. <
> >
> >
> >
> > marcelopsoriano_1...@yahoo.com.ph>
> wrote:
> > > dear members,
> >
> > > in my opinion and experience theres bo any code
> telling that repairing
> > > welding of valve body* (casting) because in
> casting if you have crack
> > > on it and apply heat it will be larger and more
> cracks will run
> > > through the body, its better to replace it that
> than compromise the
> > > safety and property.....
> >
> > > thanks,
> > > marcelo soriano
> > > Technip Qc Eng'r
> >
> > > On Jan 2, 7:27 am, Vinod Jotwani <pooj...@yahoo.com>
> wrote:
> > > > Dear All,
> >
> > > > We have noticed multiple crack during the
> replica check in the control
> > > valve body ( Material A 217 Gr WC6 , size 2 " X
> 2500 RTJ, H2 service) during
> > > the fire incident at our Hydrocracker plant. We
> would like to carry out the
> > > repair jobs for the same,
> >
> > > > Kindly share your experience and also advise
> whether advisable or not.
> > > Also share the WPS and cautions to be followed if
> repair performed by anyone
> > > in the group.
> >
> > > > Vinod
> >
> > > --
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> documents.- Hide quoted text -
> >
> > - Show quoted text -
>
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The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.
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