Monday, March 7, 2011

Re: [MW:10205] 4140 or EN19 (Grade 8.8)

right but actually i want to know which chemical composition is far
better for achiving this mechanical properties.

Ravi

On 3/7/11, iacob catalin <cataliniacob2000@yahoo.com> wrote:
> It's a function of heat treatment parameters- QT-; CLASS 8.8 -800
> N/mmp-strengh rezistence and 640 N/mmp yeld strengh
>
>
> From: Ravi Karuskar <rkaruskar@gmail.com>
> To: materials-welding@googlegroups.com
> Cc: ravi.karuskar <ravi.karuskar@trelleborg.com>
> Sent: Monday, March 7, 2011 12:36 PM
> Subject: [MW:10197] 4140 or EN19 (Grade 8.8)
>
> Dear Experts,
>
> Pls. see below chemical composition and let me know which composition
> is perfect for made Grade 8.8 material.
>
> Mat. Carbon Molybdenum Chromium Manganese Phosphorous
> Sulfur Silicon
> SAE4140 0.37-0.49 0.15-0.25 0.75-1.20 0.65-1.10 0.035max
> 0.040 0.15-0.35
> En-19 0.35-0.45 0.20-0.40 0.90-1.50 0.50-0.80 0.035max
> 0.040 0.10-0.35
>
>
>
>
>
> --
> Ravi Karuskar
> Trelleborg Marine Systems India Pvt. Ltd.,
> Akik,Bodakdev, S.G.Highway, Ahmedabad
> Mob. 9727802502
> Email : rkaruskar@gmail.com
>
> --
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>
>
>
>
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> The views expressed/exchnaged in this group are members personel views and
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> w.r.t. applicable code/standard/contract documents.
>


--
Ravi Karuskar
Trelleborg Marine Systems India Pvt. Ltd.,
Akik,Bodakdev, S.G.Highway, Ahmedabad
Mob. 9727802502
Email : rkaruskar@gmail.com

--
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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:

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