instrument and implant grade metal alloys

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Stainless Steel CustomĀ® 465 (1.4614) Medical Alloy

Stainless steel grade 465 is a premium, Vacuum Induction Melted and Vacuum Arc Remelted steel capable of very high tensile strength, fracture toughness and resistance to stress corrosion cracking. Supplied in the solution annealed condition, it has improved machinability characteristics compared to similar alloys


Medical instruments
Drill bits
Agro-food industries

Typical Chemical Composition

C Si Mn P S Cr Mo Ni Ti Fe
Min 11.00 0.75 10.75 1.5
Max 0.02 0.25 0.25 0.015 0.010 12.50 1.25 11.25 1.8 Balance

Typical Mechanical Properties

Condition Tensile (Rm)
Yield (R0.2%)
A4d (%)
Reduction of
Area %
Sol Annealed ≤160 20 75 ≤331 HB
H950 240 220 10 45 47
H1000 220 200 10 50 45

Heat Treatment of Custom 465

Solution Treatment : 1800 °F ± 25 (982 °C ± 14), holding 60 minutes (± 15) + quenching in oil or water Then cooling to -100 °F (-73 °C) or colder, holding at that temperature for not less than eight hours, and warming in air to room temperature.
H950 : 950°F ± 10 (510°C ± 6), holding 4 hours (± 0.3) + air/oil/water quench
H1000 : 1000°F ± 10 (538°C ± 6), holding 4 hours (± 0.3) + air/oil/water quench


UNS S46500
ASTM F1537 Alloy 1
AMS 5936 Cap of H1000


Stainless Steel Custom 465 is available in round bar from 1.50mm diameter up to 107.95mm diameter

Disclaimer : Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

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Metal Weight Calculator

Metal Alloy



NOTE: Weights calculated are theoretical. Manufacturing tolerances should be allowed for and results adjusted accordingly.