Tubular golf shaft of stainless steel

Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target

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75124, 75128T, 75128W, 148 37, 428586, A63B 5312

Patent

active

041252608

ABSTRACT:
An improved precipitation hardening or maraging stainless steel for use in Tubular Sporting Implements, particularly golf shafts containing chromium, molybdenum and nickel, the sum of said chromium, molybdenum and nickel being at least 18% and not exceeding 25%, at least one element selected from the group consisting of aluminum and titanium in a maximum of 1.30%, carbon in a maximum amount of 0.06%, manganese 0.50% maximum, silicon 0.30% maximum, the balance being essentially iron and incidental impurities.

REFERENCES:
patent: 3262823 (1966-07-01), Sadowski et al.
patent: 3342590 (1967-09-01), Bieber
patent: 3556776 (1971-01-01), Clarke, Jr. et al.
patent: 3594158 (1971-07-01), Sadowski
patent: 3759757 (1973-09-01), Petty
patent: 3769003 (1973-10-01), Kenyon
patent: 3795507 (1974-03-01), Allen
Ken Smith, "Golf Clubs," 1969, pp. 8 and 10.

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