[MW:3486] Re: WPS/PQR, Range Qualified

Hai dear
I think it is also given in IS 7310 nd its range is .5t to 1.5t where t is thickness of d test peicfWITH WARM REGARDS 
  ANKIT GUPTA 
     Er@BHEL

--- On Sun, 10/11/09, Shashank Vagal <nach_sam@yahoo.com> wrote:

> From: Shashank Vagal <nach_sam@yahoo.com>
> Subject: [MW:3478] WPS/PQR, Range Qualified
> To: materials-welding@googlegroups.com
> Date: Sunday, October 11, 2009, 10:53 AM
> Hi
> Group Members,
> Please see the following and advise.
> Shashank Vagal
>
>
>
>
>
> Query:
>
> dear every one,
>
> i have this problem i need to know the thickness range
> or pipes diameter
> range for the wps in which standard i think its in asme sec
> 9 but where ???
>
> for exmple if i have wps for thickness 15 is it cover
> the 20 mm
>
> waiting answer please
>
> regards
>
>
> My Reply:
>
>  
>
> A WPS is a guideline to ensure joint
> integrity as proven by
> PQR + applicable mech tests + NDT. It is intended for all
> job sizes once the
> welding technique used proves itself in these tests. The
> sizes etc come in to
> picture by qualifying welder on test coupons of a given
> size as per your job
> requirements. ASME IX stipulates weld metal deposit and not
> job size. Please
> ref to QW 450 - 461.
>
>
>
>
> Now, send attachments up to 25MB with
> Yahoo! India Mail. Learn
> how
>
> >
>
>
>

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