Key Standards & Grades:

Our flanges meet rigorous international specifications for materials and dimensions:

· Dimensional Standards: ASME B16.5, EN 1092-1, DIN, JIS, MSS SP-44

· Pressure Ratings: Class 150 to 2500 and PN 6 to PN 100

· Material Grades: Carbon Steel (ASTM A105), Alloy Steel (ASTM A182 F11/F22/F91), Stainless Steel (ASTM A182 F304/F316)

· Types: Weld Neck, Slip-On, Blind, Socket Weld, Lap Joint, Threaded

Primary Applications:

Our flanges serve critical connecting functions across multiple industries:

· Oil & Gas: Pipeline connections, refinery piping, wellhead equipment

· Power Generation: Boiler systems, steam lines, turbine connections

· Chemical Processing: Reactor connections, chemical transfer lines

· Water Treatment: Large-diameter water distribution systems

· Marine & Offshore: Shipbuilding, offshore platform piping systems

Why Choose Xinyue Steel?

· Material Integrity: Manufactured from premium steel with full traceability and material certification

· Precision Machining: Accurate drilling and facing ensure perfect alignment and sealing

· Comprehensive Testing: Rigorous quality checks including dimensional verification, PMI testing, and surface inspection

· Global Compliance: Products meet API, ASTM, ASME, EN and other international standards

· Project Proven: Reliable supplier for EPC projects worldwide with proven performance in critical applications

Contact us today for technical specifications and pricing. Our engineering team can recommend the optimal flange solution for your specific pressure, temperature and corrosion resistance requirements.