Alloy Name:
JC 17-4ph
General Alloy Description:
A Martensitic precipitation hardened stainless steel exhibiting a wide variety of mechanical properties from high strength to high ductility.
Covered by Specifications:
ASTM A747 Grade CB7Cu, UNS J92180, AMS 5398
Similar to:
17-4ph, S17700
Nominal Chemistry:
Element
C
Cu
Ni
Cr
Nb
Fe
Percent
<0.07
3.0
4.0
17.0
0.2
Bal.
Mechanical Properties:
Tensile:
Yield:
Elongation
Reduction of area:
Hardness:
Properties dependent upon heat treatment
Typical Applications:
Bearing and gear components, wear sleeves and other structural components. Not recommended for moderate environmental exposure.
Application Profile:
Bearing race for high speed instrumentation.
Application:
Bearing race for high speed instrumentation.
Why centrifugals?
Structural stability with low residual stress is required to enable high mechanical dynamic loading. Surface finishes below 16 rms (0.4 micrometers) are achieved.
The information offered on this page is intended only to stimulate discussions on potential alloys . We can neither vouch for the accuracy nor the completeness of the information contained here-in, nor can we comment on the suitability of this particular alloy for any specific design purpose.