Brass/bronze valves range from 1/8 inch through 3 inches in size, and are available in a one-, two-, or three-piece design. All designs include a blowout-proof stem for safety and Teflon seats. The valves are available in VNH brass mini valve, VMH brass two-piece, VMH exhaust brass two-piece, VMA(ring) bronze two-piece, and VBA bronze three-piece versions.
DynaQuip Controls, 10 Harris Industrial Park, St. Clair, MO 63077.
Producing high-quality end-production metal parts with additive manufacturing for applications like aerospace and medical requires very tightly controlled processes and materials. New standards and guidelines for machines and processes, materials, and printed parts are underway from bodies such as ASTM International.
Engineers at the University of San Diego’s Jacobs School of Engineering have designed biobatteries on commercial tattoo paper, with an anode and cathode screen-printed on and modified to harvest energy from lactate in a person’s sweat.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.