May 8, 2026

Compare GOST 33259 vs ASME B16.5 flanges for Russian & CIS pipeline projects in 2026. Learn key differences in PN vs Class ratings, face dimensions, and material specs. Leading supplier Jiaji Forging offers multi-standard compliance.

Top 7 forged flange suppliers for Kazakhstan oil & gas fields (TCO, NCOC, Kashagan) 2026 guide. Compare GOST 33259, ASME B16.5, EN 1092-1 flanges for Caspian projects. Jiaji Forging leads with duplex, nickel alloy, and carbon steel flanges.