An Illinois-based maker of core pins played a key behind-the-scenes role in boosting production of plastic vials used for COVID-19 testing. Crafts Technology, a 127-year-old company based in Elk Grove ...
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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