Road wheel composition and method for manufacturing road...

Details Road wheel composition and method for manufacturing road... Road wheel composition and method for manufacturing road...

2005-03-29

2005-03-29

Yee, Deborah (Department: 1742)

Metal treatment

Stock

Ferrous

C148S330000, C148S333000, C148S583000, C148S569000, C148S644000

Reexamination Certificate

active

06872264

ABSTRACT:
A road wheel composition having high surface hardness and high strength, which is manufactured by a heat treatment of a metal powder containing Fe as a main component, C, Si, Mn, P, S, Al, Ti, N, Cr, and B, and a method for manufacturing a road wheel for an automobile having high surface hardness and high strength by quenching an end of a formed road wheel rim by means of high-frequency heater and cooler using the road wheel composition. Road wheel composition includes Fe as a main component, C of 0.10 to 0.40 wt %, Si of 0.15 to 0.35 wt %, Mn of 0.35 to 2.0 wt %, P of not exceeding 0.03 wt %, S of not exceeding 0.3 wt %, Al of 0.05 to 0.15 wt %, Ti of 0.005 to 0.03 wt %, Nb of 0.025 to 0.045 wt %, Cr of not exceeding 0.35 wt %, and B of not exceeding 0.005 wt %. Road wheel having excellent surface hardness and high strength is manufactured.

REFERENCES:
patent: 6663727 (2003-12-01), Fujimura et al.
patent: 7-118792 (1995-05-01), None

Affiliated with

Also associated with

Rating

Road wheel composition and method for manufacturing road... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Road wheel composition and method for manufacturing road..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Road wheel composition and method for manufacturing road... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3404241