A182 Carbon Steel ASTM flanges are used in high temperature applications such as: B. For stainless steel pipe flanges, valves, forged fittings and rolled alloys. Also suitable for low corrosion applications.ASTM A182 steel is the standard specification for forged or rolled alloys, stainless steel pipe flanges, and all types of parts and valves for high temperature service. A182 Carbo... https://www.shasanpiping.com/carbon-steel-a-182-flanges-manufacturers-exporters-suppliers-stockists.html