Engineering Steel Bar

High Tensile Alloy Steel En24T BS EN 10083-1

Description:

EN24T also known as 817M40T comes treated in the " T " condition to 850/1000 N/mm2 .

EN24T is supplied in the fully heat treated condition, it is machineable and can be put into service without further treatment. Suitable for a wide range of applications where high strength,shock resistance and wear resistance are important.

As a medium carbon steel with alloying elements of Nickel, Chromium and Molybdenum, En24T is not ideally suitable for welding.

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

Colour Code

whiteBrownRect

Related Specifications

Steel Number Steel Name Grade AISI/SAE BS 970 1983
1.6565 40CrNiMo6B En24T 4340 817M40T

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

Bright Bar Sizes

brownWhiteCircle brownWhiteCircle brownWhiteCircle
Rounds Rounds Rounds
(mm) (mm) (mm)
10 45 85
12 50 90
16 55 95
20 60 100
25 65 105
30 70 110
35 75 115
40 80
brownWhiteCircle brownWhiteCircle brownWhiteCircle
Rounds Rounds Rounds
(inch) (inch) (inch)
12 112 312
916 158 4
58 134
34 2
78 214
1 212
118 234
114 3

Black Bar Sizes

brownWhiteCircle brownWhiteCircle brownWhiteCircle brownWhiteCircle brownWhiteCircle
Rounds Rounds Rounds Rounds Rounds
(mm) (mm) (mm) (mm) (mm)
45.00 100.00 150.00 200.00 305.00
50.00 105.00 155.00 205.00
60.00 110.00 160.00 210.00
75.00 115.00 165.00 220.00
80.00 120.00 170.00 230.00
85.00 125.00 180.00 240.00
90.00 130.00 190.00 250.00
95.00 140.00 195.00 260.00
brownWhiteFlat brownWhiteFlat brownWhiteFlat brownWhiteFlat
Flats Flats Flats Flats
(mm) (mm) (mm) (mm)
25 x 10 50 x 20 75 x 30 150 x 25
25 x 15 50 x 25 75 x 40 150 x 50
30 x 15 50 x 30 100 x 15
40 x 10 50 x 40 100 x 25
40 x 15 60 x 25 100 x 40
40 x 25 60 x 40 100 x 50
50 x 10 60 x 50 125 x 25
50 x 15 75 x 20 125 x 50

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.