WPS Qualification as per QW-451.

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Patel Vivek

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Jul 10, 2018, 9:18:20 AM7/10/18
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Background : PQR qualified on coupon : 10.97 mm
WPS Qualified : 10.97- 21.94 mm(impact)

As per QW-451, WPS qualified up to 21.94 mm. Can we used that WPS for 24.00 mm Thickness. grove weld by considering Qw-403.3, : increase in 20 % in base metal thickness when the test coupon thickness is less than or equal to 25 mm. 


Regards,
Vivek Patel



  
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Kannayeram Gnanapandithan

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Jul 10, 2018, 9:39:05 AM7/10/18
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What is the welding process

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Patel Vivek

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Jul 10, 2018, 9:41:48 AM7/10/18
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In code it's given for EBW...

my process is GTAW+SMAW...


On Tue, Jul 10, 2018, 4:39 PM venkat chikkala <venkat_...@yahoo.co.in> wrote:
Witch process.


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venkat chikkala

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Jul 10, 2018, 10:29:37 PM7/10/18
to material...@googlegroups.com, Patel Vivek, material...@googlegroups.com
Dear,

Variables mentioned in table are applicable to specific process only.

Same shall not be applied to other process.

In your case same is not applicable. Need to qualify WPS.

Regards,
CH V RAMANA
BVIL
On Tue, 10 Jul 2018 at 7:11 p.m., Patel Vivek

Kannayeram Gnanapandithan

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Jul 10, 2018, 10:29:41 PM7/10/18
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For your process , QW 403.3 is not applicable. U follow the variables against each process. 
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