Engineering Steel Bar

Black High Tensile Alloy Steel En24 Annealed BS EN 10083-1

Description:

EN24 Annealed also known as 817M40 Annealed is supplied in the softened condition and can be hardened and tempered to a wide range of strengths after machining. EN24 annealed is suitable for a wide range of applications once machined and treated where high strength, shock resistance and wear resistance are important.

As a medium carbon steel with alloying elements of Nickel, Chromium and Molybdenum,

En24 Annealed is not ideally suitable for welding.

Normally specified for a wide range of applications including gears, shafts, axles, studs and machine parts.

Colour Code

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Related Specifications

Steel Number Steel Name Grade AISI/SAE BS 970 1983
1.6565 40CrNiMo6 En24 4340 817M40

Typical Chemical Analysis

C Si Mn S P Cr Mo Ni
.36/.44 .10/.35 .45/.70 .04max .035max 1.0/1.4 .20/.35 1.3/1.7
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Rounds Rounds Rounds Rounds
(mm) (mm) (mm) (mm)
50.00 90.00 130.00 200.00
57.00 95.00 140.00
60.00 100.00 150.00
65.00 105.00 160.00
70.00 110.00 165.00
75.00 115.00 170.00
80.00 120.00 180.00
85.00 125.00 190.00
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Flats Flats Flats Flats
(mm) (mm) (mm) (mm)
25 x 10 50 x 20 75 x 20 125 x 50
25 x 15 50 x 25 75 x 30 150 x 25
30 x 15 50 x 30 75 x 40 150 x 50
40 x 10 50 x 40 100 x 15
40 x 15 60 x 25 100 x 25
40 x 25 60 x 30 100 x 40
50 x 10 60 x 40 100 x 50
50 x 15 60 x 50 125 x 25

For further technical information or additional sizes on this product or any other product or service please contact us.

Disclaimer

All data provided is for information and guidance only. Information above is not for design purposes and comes without warranty or guarantee with respect to the subject matter or fitness for purpose.