Sixty-five miles east of the sun-drenched city of Tucson, Arizona, lies the historic copper mine, Johnson Camp. Active on and off since the 1970s, the mine is being resurrected in response to a ...
A special high-temperature, high-pressure diffusion process is used to join copper alloy and steel in Hasco?s new steel/copper alloy core pins. The pins have a copper alloy core with a hardened H-11 ...
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