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Implant alloy with high requirements as to corrosion resistance and fatigue resistance.

Main fields of application of alloy REX-734

Joint replacement for hip knee, shoulder etc. marrow-nails.

Chemical composition of alloy REX-734

C ≤ 0,08 Mo 2 - 3
Si ≤ 0,75 Ni 9 - 11
Mn 2 - 4,25 Nb 0,25 - 0,8
P ≤ 0,025 N 0,25 - 0,5
S ≤ 0,010 Cu ≤ 0,25
Cr 19.5 Fe rest

Mechanical properties of REX-734

annealed specification values (bars)
tensile strength Rm ≥ 740 MPa
elongation A ≥ 35%
precipitation hardened specification values (bars)
tensile strength Rm ≥ 1060 MPa
elongation A ≥ 12%

Delivery program

mm kg/m on stock

20,0 2.5 ●

35,0 7.7 ●

45,0 12.3 ●


Further bars and profiles in different executions available upon request.

Services provided by our internal service center for REX-734

We can provide various services directly in our service center. You save time, cost (internal or external) and don't need to find solutions for scrap management or handling of heavy plates and long bars.


Services suitable for round bars

sawing of bars

Bar marking

Turning machine

Material Outlet by Hempel

ECONOXX.com offers buyers a new and uncomplicated procurement channel, which also includes small quantities and materials in special alloys at favourable conditions.

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