M40 and M40T steel available from stock. Supplied in plate, diameters, BS , BS EN, AISI/SAE · Werkstoff · M40 · EN24 · See the chemical composition and physical properties of BS Grade M40, find alternative materials, and connect with suppliers. BS/PD onwards M40 BS EN24 Related European grades: 34CrNiMo6, Werkstoff No. US Grade: SAE (AISI) M a.

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Its chemical composition,provide the best all-round performance S. The strength values e. Supplied in Black round or squarebright round square, flat and hexagon.

Contact Us Visit Our Website. Can be induction hardened. Following quenching to hand warm, most components should be tempered between o C – o C to remove quenching stresses in the case.

Please consult your heat treater for best results. Interlloy believes the information provided is accurate and reliable. This will have little effect on case hardness. Available as rolled or normalised in round, flat or hexagon form.

Available as rolled or normalised. Available as hot rolled, normalised, Cold drawn or turned.


BS 970, for Mechanical and Allied Engineering Steel

Nitriding is carried out at o C – o C, followed by slow cooling no quench reducing the problem of distortion. As steel suppliers, UK based and highly experienced, we like to keep a finger on our industry’s pulse. Supplied as black round bar and sections. Martensitic Magneticcan be hardened and tempered to give improved tensile strength.

DH-HR-RoundM40T | Acenta

Maximum cooling rate 95 o C per hour down to 95 o C, follow by cooling in 817m4 air. The second and third number indicate the sulphur content x Download this datasheet as pdf. Welcome to the rollercoaster ride.

Call us now on Pre hardened and tempered can be further surface hardened by flame or induction hardening and by nitriding. It is preferred that welding be carried out on while in the annealed condition, and that the work piece, immediately on cooling to hand warm, is then stress relieved at o C – o C prior to hardening and tempering.

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Suitable for lightly stressed fasteners ,shafts etc. Here’s our December aluminium special. In addition to the above coding a condition coding may be applied. Please send me more information on BS M Used for high duty gears and shafts. Can be easily machined and welded. Available hot rolled, normalised, cold drawn or turned.

BS 970-1 Grade 817M40

Low Strength but good ductility. Available in heat treated condition e. A case hardening mild steel suitable for general engineering applications. A The steel is supplied to a chemical compostion determine by analysis of the batch sample.

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