Tuesday, March 8, 2011

Re: [MW:10212] 4140 or EN19 (Grade 8.8)

Mr.Ravi,
              Below mentioned are alloy steel composition. Gr8.8 is plain carbon steel, so you may try 1040 round bars with suitable heat treatment.

2011/3/7 Ravi Karuskar <rkaruskar@gmail.com>
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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--
regards,
Harish.

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[MW:34820] RE: 34813] Clarification in Rate of heating and cooling.

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