Excellent wear resistance; for bushings, gear blanks and hydraulic pump components.
Full alloy description:
A.W. Fraser Alloy 673 is a leaded manganese-silicon bronze conforming to the requirements of UNS 67300.
Alloy 673 has excellent wear due to the formation of manganese silicide particles.
This alloy is available in an extruded and drawn form.
All extrusions are manufactured from continuous cast billet stock ensuring uniform dispersion of lead particles and freedom from porosity.
Machinability Rating: 70
SAE Grade: J461/J463
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For a full alloy summary, including Chemical Composition and Mechanical Properties, please download our tech sheet in PDF format below...
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The alloy information provided on this page is indicative and must not be taken as a substitute for the full specification from which it is drawn. In particular, the mechanical property requirements vary widely with product specification.
The information contained on this page is based on our present knowledge and is given in good faith as a precursor to discussing your specific requirements with us.
No liability will be accepted by AW Fraser in respect of any action taken by any third party in relying on the data on this page.