Method of making a golf club head

Metal fusion bonding – Process – Using only pressure

Reexamination Certificate

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C228S233100, C228S262710, C219S617000

Reexamination Certificate

active

06905061

ABSTRACT:
A method of making a titanium golf club head includes steps. One adopts Ti-4-6 Titanium alloy as SPDF material under isothermal forging conditions, sets the SPDF temperature at between 870-970 degrees Celsius, while heating the molds and workpieces simultaneously in a high frequency stove. One also moves the molds and workpieces from the stove to the forging machine, adjusting the forging machine reacting speed rate within the range of 10−2/s to 10−4/s.

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