What is chemistry of 316L and function of Mo. If experts knows the function of Mo in 316L, definitely, he will not recommend 309Cb instead of 309MoL
Let us pinpoint our comments to question asked for
Pandithan
Welding consultant
On Tue, Apr 9, 2013 at 2:23 PM, Ahmad el-sharkawy <ahmad.sharkawy88@gmail.com> wrote:
We can use 309cb as it an stabilizer grade with clumbuim (Cb) where this element have high infinity to react with carbon which keep joining from sensitization and do the same function of E316L.
--On Fri, Apr 5, 2013 at 7:02 AM, kannayeram gnanapandithan <kgpandithan@gmail.com> wrote:
309Cb should not be used to weld 316L as it does not have moly What Mr Goswami said, pl follow thatPandithanWelding consultant--
On Thu, Apr 4, 2013 at 6:27 PM, Ahmad el-sharkawy <ahmad.sharkawy88@gmail.com> wrote:it's not suitable to weld 316L with electrode 316-16 as this case to increase carbon content which case forming chromium carbide (Cr23C6) which case intergrainual corrosion ( sensitization) ( make--
grain boundary depletion of chromium )***** use electrode 316L or 309Cb
On Wed, Apr 3, 2013 at 2:11 PM, kannayeram gnanapandithan <kgpandithan@gmail.com> wrote:
316-15----- works on DC only. Deep penetration and bead appearence is not good
316-16------- works on DC/AC. It is best for surfacing and good bead appearence
Pandithan
Welding Consultant
> ________________________________
On 4/3/13, rudolf saldanha <rudolf_jude@yahoo.com> wrote:
> Yes you can use 316-16 for 316L material
> You can also use 316-15 if it involves very low temperature charpy,
> 316-17 is better but it is not highly suitable for 3g welds as the weld
> metal is very fluid and welder skill is very important.
> 316-16 is good as it serves all purpose and all position.
>
> Hope the info helps
>
> From: siva subramanian <ian_siv@yahoo.co.in>
> To: "materials-welding@googlegroups.com"
> <materials-welding@googlegroups.com>
> Sent: Monday, 1 April 2013, 23:01
> Subject: [MW:17261] Welding of E316L material -Reg
>
>
> Dear sirs,
> I have one clarification regarding welding of SA240 GR 316L
> material.
> May I use E316-16 to weld 316L material.If it is not possible means What is
> reason behind?
>
> Please Clarify me.
>
> Always Thankful,
> A.Sivasubramanian
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