instrument and implant grade metal alloys

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Stainless Steel XM16 CustomĀ® 455 (1.4543) Medical Alloy

Stainless steel XM16 is an easy-to-use precipitation-hardenable martensitic steel which offers high stress corrosion resistance, high strength and excellent toughness in the aged conditions.

Typical Chemical Composition

C Si Mn P S Cr Mo Ni V Nb Ti Cu Fe
Min 11.00 7.50 0.10 0.80 1.50
Max 0.05 0.50 0.50 12.50 0.50 9.50 0.50 1.40 2.50 Balance

Typical Mechanical Properties

Condition Tensile (Rm)
Yield (R0.2%)
4D %
Reduction of
Area %
Annealed ≤331
H950 225 210 10 40 415
H1000 200 185 10 40 388


DIN X3CrNiCuTiNb 12-9
ASTM F899 XM16
NF S 94-090
UNS S45500
AMS 5617


Stainless Steel XM16 Custom® 455 is available in wire and round bar from 1.00mm diameter up to 63.50mm 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 Alloy



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