Carbon steel flanges compliant with USA ASTM A105 and ASTM A694 standards are designed for industrial applications, offering exceptional strength, reliability, and performance. ASTM A105 is the standard specification for carbon steel flanges used in piping systems at ambient and higher temperatures, providing a durable, leak-proof connection for low to moderate pressure applications. ... https://www.ganpatmetal.com/carbon-steel-ASTM-A350-LF2-LF3-flanges-manufratures-expoters-suppliers-stockists.html