Hastelloy Tubes

Midland Alloys is a trusted ASTM B622 Hastelloy Gas Tube Ar 15 supplier, providing high-performance tubing worldwide. Hastelloy Tube is known for high resistance to strong oxidizers, reducing agents, and harsh chemicals. Available in grades hastelloy C22 and hastelloy C276 which is composed of nickel, molybdenum, chromium, tungsten, iron, cobalt, manganese, silicon, phosphorus, sulfur, vanadium, and carbon. These tubes are produced in a variety of forms such as hastelloy seamless tube under ASTM B622/ASME SB622 specifications and hastelloy alloy welded tube under ASTM B619/ASTM B626. Size range from 1/2″ to 48″ with wall thicknesses range from 0.5mm to 20mm. Shapes include round, square, rectangular, coiled, U-shape, hydraulic, and pancake. Our Hastelloy C276 round tube is used for its mechanical strength and high resistance in aggressive environments. Precision melting, extrusion, or tube rolling are used during the manufacturing process, followed by heat treatment, cold working, and finishing to ensure correct dimensions and consistent metallurgical qualities. With extensive testing and stringent quality controls, we ensure that every tube meets international standards and project requirements.