API 6A Flange Supplier & Exporter in Vietnam

API 6A Flange Supplier & Exporter in Vietnam, ASME B16.5 A182 F304/316 Weld Neck Raised Face Flanges Suppliers in Hanoi Omaa Metal Sources is a reliable supplier of high-performance industrial flanges to Vietnam’s growing industrial infrastructure. Our flange solutions support major oil refineries in Dung Quat and Nghi Son, fabrication yards in Hai Phong, thermal plants in Vung Ang, and industrial estates around Ho Chi Minh City and Da Nang. All flanges are engineered for use in critical process applications, manufactured to globally accepted standards like ASME B16.5, B16.47 Series A & B, EN 1092-1, DIN 2633, JIS B2220, and API 6A. We supply forged, machined, and tested flanges ranging from 1/2″ to 60″ NB, with pressure classes up to 2500# / PN250. Common types include Weld Neck, Blind, Slip-On, Lap Joint, RTJ, and Socket Weld flanges, tailored to deliver high strength and perfect sealing under pressure, heat, and vibration. For aggressive media and offshore use, we offer advanced materials such as Duplex & Super Duplex (F51, F53, F55) and Nickel Alloys (Inconel, Hastelloy, Monel). Manufactured under ISO and PED-certified facilities, all our flanges undergo ultrasonic inspection, hydro testing, dimensional verification, and are delivered with comprehensive Mill Test Certificates (MTCs) as per EN 10204 3.1/3.2, NACE MR0175, and API 6A. Our material range includes ASTM A105, A350 LF2, A694 F52–F70, A182 F304/316, and B564 grades, suitable for power, petrochemical, water treatment, and oil & gas pipelines in Vietnam’s tropical and coastal environments. Get a Quote. Flange Types We Supply Across Vietnam Weld Neck Flanges (WNRF / WNFF) Long Weld Neck Flanges Slip On Flanges (SORF) Spectacle Blind Flanges Socket Weld Flanges (SWRF) Blind Flanges (BLRF) Threaded Flanges Orifice Flanges High Hub Blind Flange Lap Joint Flanges / Loose Flanges Square Flanges Ring Type Joint Flanges Tongue and Groove Flange Expander…