Product Description Anderson Metals is a family-owned and operated manufacturer of brass fittings, valves and pipe nipples based in Kansas City, MO since 1951. We specialize in products manufactured from brass forgings, rod and castings. Our capabilities for manufacturing include both standard off-the-shelf items and custom run parts. From the Manufacturer Anderson Metals is a family-owned and operated manufacturer of brass fittings, valves and pipe nipples based in Kansas City, MO since 1951. We specialize in products manufactured from brass forgings, rod and castings. Our capabilities for manufacturing include both standard off-the-shelf items and custom run parts.