Monday, April 20, 2009

[MW:1992] Re: cleaning of copper pipes

Speciality Chemicals are available from reputed Manufacturers and can be referred to

B. Rgds.

G. A. Soman
Don Bosco Maritime Academy

----- Original Message -----
From: "Bathula Raghuram (Mumbai - PIPING)" <R.Bathula@ticb.com>
Date: Monday, April 20, 2009 9:11 am
Subject: [MW:1991] RE: cleaning of copper pipes
To: materials-welding@googlegroups.com

> No idea about pipes. But the standard method for cleaning copper wire
> rod during wire drawing process is pickling in hot 20% sulfuric acid
> followed by rinsing in water.
>
> Any suggestions from members?
>
> ________________________________
>
> From: venu moturu [mailto:moturuvenu@yahoo.com]
> Sent: Sunday, April 19, 2009 5:30 AM
> To: Bathula Raghuram (Mumbai - PIPING); sanjay
> Subject: cleaning of copper pipes
>
>
>
> Dear Raghu,
>
>
>
> Could you pl. advice/ suggest me any procedure / cleaning method
> available for removing tarnish on copper pipes ....
>
>
>
>
>
> Regards
>
> venu
>
>
>
>
> >
>

DON BOSCO MARITIME ACADEMY
Premier Automobiles Road,
Kurla West, Mumbai 400070
Tel: (022) 2504 1585 / 2018; 25036344. Fax: (022) 2504 0682
Email: donboscomarine@vsnl.net
Website: www.dbma.in

--~--~---------~--~----~------------~-------~--~----~
To post to this group, send email to materials-welding@googlegroups.com
To unsubscribe from this group, send email to materials-welding-unsubscribe@googlegroups.com
For more options, visit this group's bolg at http://materials-welding.blogspot.com/
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.
-~----------~----~----~----~------~----~------~--~---

No comments:

Re: [MW:35289] Welding consumable for S355J2WP material

S355 J2 WP  is a weathering structural steel  It has better atmospheric corrosion resistance. Use E 8018 - W1/W2  Electrodes This is regular...