Re: FW: [MW:17258] Re: ASME SA 333 Gr. 6 Chemical composition

Not allowed as per SA333 /5.2 for gr 1,6,10

On 3/31/13, pgoswami <pgoswami@quickclic.net> wrote:
> Dear Azam,
>
> I missed your email in the first place. Strictly as per Clause 5.2 of SA
> 333-2010 specification addition of these alloying elements are not
> permitted. However some of the alloying elements may come from the scrap
> used for steel melting.
>
> What's the quantity involved? and what're the design requirements ?
>
> A re-check of chemistry by OES spectroscopy would be advisable. If the
> results of OES conforms to the results of manufacture's "MTR", then
> material is to be discarded.
>
> If the OES results do not pick up any of the alloying elements as
> indicated
> below, then it would be projects' discretion (i.e Client. EPC contractor
> and fabricator joint acceptance).
>
> However talk to the mill in parallel and see if replacement is available ,
> without jeopardizing manufacturing schedule.
>
>
> Pradip Goswami,P.Eng.IWE
>
> Welding & Metallurgical Specialist
>
> Ontario, Canada.
>
> Email-pgoswami@sympatico.ca <blocked::mailto:Email-pgoswami@sympatico.ca> ,
>
> pgoswami@quickclic.net <blocked::mailto:pgoswami@quickclic.net>
>
> 5.2 When Grades 1, 6, or 10 are ordered under this specification (SA 333),
> supplying an alloy grade that specifically requires the addition of any
> element other than those listed for the ordered grade in Table 1 is not
> permitted. However, the addition of elements required for the deoxidation
> of
> the steel is permitted
>
>
> _____
>
> From: materials-welding@googlegroups.com
> [mailto:materials-welding@googlegroups.com] On Behalf Of
> george.dilintas@gr.bureauveritas.com
> Sent: Saturday, March 30, 2013 9:05 AM
> To: materials-welding
> Subject: Re: [MW:17256] Re: ASME SA 333 Gr. 6 Chemical composition
>
>
> Sorry
> But which of the additional elements is used for deoxidazation?
> Usually for deoxidazation Al or Ca is used
> Best regards
> Dr Georgios Dilintas
> Authorized Nuclear Inspector
> Authorized Inspector Supervisor
> HBS Regional Technical Manager
>
>
> _____
>
> From: sajeed zaheer [sajeed7674@gmail.com]
> Sent: 03/30/2013 11:08 AM ZE4
> To: "materials-welding@googlegroups.com"
> <materials-welding@googlegroups.com>
> Subject: Re: [MW:17254] Re: ASME SA 333 Gr. 6 Chemical composition
>
>
>
> Dear Azam,
> as per sec 8 div 1 partA pg.550 para 5 chemical composition,
>
> THE ADDITION OF ELEMENT REQUIRED FOR THE DEOXIDATION OF THE STEEL IS
> PERMITTED. AND YOU CAN ACCEPT THE ABOVE MENTION MTC AS PER THIS PARAGRAPH.
>
>
> On Wed, Mar 27, 2013 at 1:53 PM, Azam Mohd <azam1976@gmail.com> wrote:
>
>
> Dear All Experts,
>
> Please provide your feedback for below query with some technical
> justification or code reference.
>
>
>
> Thanks & Regards,
>
> Mohd. Azam
>
>
>
>
> On Tue, Mar 19, 2013 at 5:09 PM, Azam Mohd <azam1976@gmail.com> wrote:
>
>
> Dear Experts,
>
> ASME Section II Part A Edition 2010
>
> ASME SA 333/SA 333M
>
>
>
> The Pipe material is ASME SA 333 Gr.6, as per clause 5.2 and Table-1 the
> allowable chemical element is C, Mn, P, S, Si only
>
> As per material MTC chemical element is C (0.17%), Mn (093%), P (0.010), S
> (0.0010), Si (0.24), Cu(0.050%), Cr (0.12%), Ni (0.060%), Mo(0.020%),
> V(less
> than 0.004%).
>
>
>
> Our query is weather above chemical element (MTC) can be accepted for ASME
> SA333 Gr.6.
>
>
>
> Looking forward to see the comment from Mr.Pradip Goswami on above matter.
>
>
>
> Thanks & Regards,
>
> Mohd. Azam
>
> Doha-Qatar
>
>
>
> On Wed, Mar 13, 2013 at 3:35 PM, Azam Mohd <azam1976@gmail.com> wrote:
>
>
> Dear Experts,
>
> The below material chemical composition for ASME SA 333 Gr. 6 as per MTC
>
>
>
>
>
>
>
> But as per ASME SA 333 Gr.6, Allowable chemical element C, Mn, P, S, Si
> only. Please refer ASME Section II Part A Edition 2010 clause 5.2.
>
>
>
> Need your comment weather this chemical composition can be accepted. Please
> provide the technical clarification or code reference.
>
>
>
> Thanks & Regards,
>
> Mohd. Azam
>
>
>
>
>
>
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