Profile: Triangle Pump Components, Inc. produces valves, pipe fittings, pumps and pumping equipment. Our abrasion resistant (AR) valve seats come in 316 stainless steel, they are also available in 17-4 hardened stainless steel and other alloys. The valve member is made of the same material as the seat, either with or without a polyurethane insert for use in temperatures below 160°F. For higher temperature applications, we provide fluoroelastomer inserts.