[MW:2515] Re: Joint category

The following are the Code requirements for Category D butt welds:

 

UW-11 RADIOGRAPHIC AND ULTRASONIC EXAMINATION

(a) Full Radiography.

The following welded joints shall be examined radiographically for their full length in the

manner prescribed in UW-51:

(5)

all Category A and D butt welds in vessel sections and heads where the design of the joint or part is based

on a joint efficiency permitted by UW-12(a), .....

 

Nozzle size does not come into picture here. The butt joints need to be RTed depending on weld efficiency.

 

arun

On Mon, Jun 22, 2009 at 10:52 PM, G Padmanabhan <gpadmana@gmail.com> wrote:

Hi,
I agree with Category D joints.but RT requirements depends upon
eithere nozzle size or service condition requirements.

On Mon, Jun 22, 2009 at 4:42 PM, Arunachalam A <arunvani@gmail.com> wrote:

It is called catagory D butt weld, with RT requirements.

 

arun

On Mon, Jun 22, 2009 at 12:33 PM, Muhammed Ibrahim <ibratech@gmail.com> wrote:

Hi gents,

 

What is the joint category for lip type nozzle to shell weld?. Since it is butt weld is it include in Category A?. Sec. Viii shows the sketch of joint category nozzle to shell as cat. D.

--
Thanks & Regards
Muhammed Ibrahim PK

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ARUNVANI

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--
With Warm regards,

G.Padmanabhan
00967771103169

--
ARUNVANI

Smiling Opens the Heart

Good feelings for others are like ointments that heal wounds and re-establish friendships and relationships. Good feelings are generated in the mind, are transmitted through your attitude and are reflected in your eyes and smile. Smiling opens the heart and a glance can make miracles happen.

SMILE IS A COOLING SYSTEM OF HEART,
SPARKLING SYSTEM OF EYES, LIGHTING SYSTEM OF FACE, RELAXING SYSTEM OF MIND....
SO TO ACTIVATE ALL YOUR SYSTEM
==ALWAYS KEEP SMILING==

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