Nickel Chromium Molybdenum Steel Annealed – Round
Grade: 817M40
Finish: Bright Drawn/Turned
USEN 24/USALOY 24 –
Nickel Chromium Molybdenum Steel Annealed –
Colour: White/Blue
Bright: BS 970: Part 3: 1991: 817M40, BS 970: 1955: EN24 Ann
Nearest Equivalent to AISI SAE4340
Form of Supply:
Bright Bars: Softened to HB 277 max.
Stocked sizes – Drawn/Turned
Imperial Diameters (inches)
3/8, 1/2, 5/8, 3/4, 7/8, 1, 1.1/4, 1.1/2, 1.3/4, 2 & 2.1/2
Metric Diameters (mm)
10, 16, 20, 28, 42 & 50
Lengths – Standard bar lengths are 3/3.5 metres.
Central – Rugby
Call: +44 (0)1788 542 191
Fax: +44 (0)1788 535 352
rugbysales@aarteebrightbar.com
Paynes Lane, Rugby,
CV21 2UW, England
Northern – Manchester
Call: +44 (0)1204 576 321
Fax: +44 (0)1204 574 511
manchestersales@aarteebrightbar.com
Stone Hill Road, Farnworth, Bolton,
BL4 7NN, England
Western – Newport
Call: +44 (0)1633 422 944
Fax: +44 (0)1633 421 958
newportsales@aarteebrightbar.com
Ponthir Road, Caerleon, Newport,
South Wales, NP18 3XH
Southern – Southampton
Call: +44 (0)23 8087 1500
Fax: 4 (0)23 8087 1150
southamptonsales@aarteebrightbar.com
Suite B Testwood Park, Salisbury Road,
Calmore, Southampton, SO40 2RW
North East – Sunderland
Call: +44 (0)191 5200165
sunderlandsales@aarteebrightbar.com
Signature House, 3 Azure Court, Doxford
International Business Park, Sunderland,
SR3 3BE. England