Welder qualification for CS and SS

225 views
Skip to first unread message

Venkat Ramana

unread,
Jul 26, 2020, 10:19:58 AM7/26/20
to material...@googlegroups.com
Hi Experts,

My query is once welder was qualified for CS material, can he weld for SS also.... 

Please advise

José Juan Jiménez Alejandro

unread,
Jul 26, 2020, 11:07:55 AM7/26/20
to material...@googlegroups.com
It is important that you describe what code you are using, each standard has its advantages and limitations.

--
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
---
You received this message because you are subscribed to the Google Groups "Materials & Welding" group.
To unsubscribe from this group and stop receiving emails from it, send an email to materials-weld...@googlegroups.com.
To view this discussion on the web visit https://groups.google.com/d/msgid/materials-welding/CAHAXWsN5Yzfq036c3S4fumVeSKUo8HgZxbpkSu-daMchAShF5w%40mail.gmail.com.


--

Ing. José Juan Jiménez Alejandro

Independent Consultant in Parts

and Pressure Equipment

SSI-TPI

Móvil +52 1 812 352 4606

Skype: jjjimeneza






Libre de virus. www.avast.com

Venkat Ramana

unread,
Jul 27, 2020, 12:10:41 AM7/27/20
to material...@googlegroups.com

Rajnish Dixit

unread,
Jul 27, 2020, 12:10:41 AM7/27/20
to material...@googlegroups.com
Answer is a big NO.


--

in...@pieper-qsi.nl

unread,
Jul 27, 2020, 12:10:45 AM7/27/20
to 'Rajnish Dixit' via Materials & Welding

Beste lezer,

U stuurde mij een e-mail. Dit is een automatisch antwoord daarop. Op dit moment ben ik op vakantie. Zodra ik weer aanwezig ben, stuur ik u zo snel mogelijk een reactie.

Met vriendelijke groet,
Herman Pieper

Pieper QSI

Venkat Ramana

unread,
Jul 27, 2020, 3:33:18 AM7/27/20
to material...@googlegroups.com
Can you please advise with code or general industrial practices.. 

Kannayeram Gnanapandithan

unread,
Jul 27, 2020, 4:21:18 AM7/27/20
to materials-welding
Base metal qualified provided other essential variable are to be verified. 

Raja Varman

unread,
Jul 27, 2020, 5:14:24 AM7/27/20
to material...@googlegroups.com

When P no. change, need new qualification.


என்றும் அன்புடன்,

Best regards,

RAJAVARMAN SELVARAJ

+971561895584



Sourav Bohrays

unread,
Jul 27, 2020, 11:11:00 AM7/27/20
to material...@googlegroups.com
easy.
Refer QW -416 asme sec9 edition 2019


--

in...@pieper-qsi.nl

unread,
Jul 27, 2020, 11:11:09 AM7/27/20
to 'anand gupta' via Materials & Welding

Thank you for your e-mail, unfortunately I’m out of office till Monday August 10th . In the meantime I will have minimum access to my e-mail account. When you didn’t receive an response before this date I will answer your e-mail on Monday August 10th.

Best Regards,


Herman Pieper

anand gupta

unread,
Jul 27, 2020, 11:11:10 AM7/27/20
to material...@googlegroups.com
Dear
Please check F No is same then welder can weld cs and ss.

Regards
A p gupta
Thyssekrupp
--

Kannayeram Gnanapandithan

unread,
Jul 27, 2020, 11:11:48 AM7/27/20
to materials-welding
pl ref ASME sec IX- QW 423.1
(Any one Pno between Pno1-Pno15E, qualify from Pno1 to Pno15E)

THANKS & BEST REGARDS,
KG.PANDITHAN, BE, IWE,  CSWIP 3.1,
ISO 9712 Level 2 in VT,
ASNT-Level II in PT,MT,RT & UT,
LA ISO 9001-2015,
International Welding Engineer. 
CONSULTANT-WELDING & QUALITY
Mobile no: +919940739349


José Juan Jiménez Alejandro

unread,
Jul 28, 2020, 12:42:01 AM7/28/20
to material...@googlegroups.com
The answer of 

Kannayeram Gnanapandithan

is correct.

Sourav Bohrays

unread,
Jul 28, 2020, 12:42:01 AM7/28/20
to material...@googlegroups.com
but f no is different for cs and ss consumable

Sourav Bohrays

unread,
Jul 28, 2020, 12:42:01 AM7/28/20
to material...@googlegroups.com
yes u r absolutely right no doubt but whats about remaining essential variable sec 9 does mentio only reffer p number essential variable

Kannayeram Gnanapandithan

unread,
Jul 28, 2020, 1:28:33 AM7/28/20
to materials-welding
If Welding process is GTAW or GMAW , the Fno is same. Let Author gives full details otherwise we can't imagine. 

Zeghanu Gigi

unread,
Jul 28, 2020, 7:12:45 AM7/28/20
to material...@googlegroups.com
For welder qualification, SS backing gas  is invariably classed as an essential variable. This is because being able to produce a sound weld root using backing does not demonstrate he has skill required to make a sound weld without backing.

in...@pieper-qsi.nl

unread,
Jul 28, 2020, 7:12:50 AM7/28/20
to 'Zeghanu Gigi' via Materials & Welding
Reply all
Reply to author
Forward
0 new messages