Profile: P. A., Inc. provides solutions for specialty alloy piping requirements. Our brands include Monel®, Inconel®, Incoloy® and Hastelloy®. We are an ISO 9001:2008 certified company. We also provide custom fabricated components made from nickel, nickel alloy and stainless steel piping materials. Our products include heat-resistant alloys, corrosion-resistant alloys, and duplex stainless steel. Our Monel® nickel-copper alloy 400 is a solid solution alloy that is hardened only by cold working. It has high strength and toughness over a wide temperature range, and resistance to many corrosive environments. Alloy 400 is widely used in many fields, especially marine and chemical processing.