INCONEL 625 ALLOY 625 NICKELUNS NO6625 Plate Flange
- Wide Range of Industrial Steel Materials
- Reliable Global Supply and Fast Delivery
- Strict Quality Control and Certified Materials
- Customized Solutions for Industrial Applications
- Professional Service with Long-Term Partnership
Our precision-engineered INCONEL 625 (Alloy 625 / UNS N06625) plate flanges are designed to provide reliable, leak-proof connections for piping systems operating in the most aggressive corrosive environments. Manufactured from high-quality nickel alloy plates to international standards, these flanges offer exceptional resistance to pitting, crevice corrosion, and chloride-ion stress corrosion cracking, combined with high strength and excellent fatigue resistance. Leveraging the unique properties of Alloy 625, our plate flanges deliver superior performance in offshore oil & gas, chemical processing, marine engineering, aerospace, and pollution control equipment where secure sealing and long-term durability are essential.
Available Materials & Specifications
We ensure complete traceability and compliance with international standards such as ASTM B564, ASME, and MSS. Our plate flanges are available in high-performance INCONEL 625 (UNS N06625) to meet the demands of various corrosive, high-temperature, or high-pressure environments.
Nickel Alloy Grade:
INCONEL 625 / Alloy 625 / UNS N06625 / W.Nr. 2.4856
Standards: ASTM B564, ASME B16.5, ASME B16.47, MSS SP-44
Traceability: 100% Mill Test Certificates (MTC) with full heat traceability and PMI testing available upon request
Product Range & Dimensions
We offer a complete line of INCONEL 625 plate flanges in various types, facing finishes, pressure classes, and dimensions to fit standard pipe schedules and equipment requirements:
Facing Finishes:
Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)
Size Range:
Nominal Diameter: 1/2″ to 48″ (DN15 to DN1200)
Pressure Classes: 150#, 300#, 600#, 900#, 1500#, 2500# (PN16 to PN420)
OEM & Custom Services / OEM
Our OEM customization services allow you to tailor INCONEL 625 plate flanges to your exact specifications:
Special Facing Finishes:
Custom RTG grooves, special serrated finishes, or smooth finishes as per specific gasket requirements.
Marking:
Laser marking or low-stress stamping with your logo, alloy grade, heat number, pressure class, and specification details.
Custom Packaging:
Plywood cases, steel crates, or heat-shrink wrapping with custom labeling for inventory management.





