As a leading Chinese Hastelloy alloy supplier, AEETHER manufactures and produces different sizes of Hastelloy Alloy S pipes. HASTELLOY® S (UNS N06635) is a nickel-base, high-temperature alloy with a unique combination of properties. It has excellent thermal stability, low thermal expansion and excellent oxidation resistance to 2000 °F (1093 °C). In addition, the alloy has good high-temperature and thermal fatigue strength.