Key Specifications / Features
Model No.: LF-231115-WNF-01 Hits: 27
As a leading producer of long-type weld neck flanges, we specialize in manufacturing a diverse range of materials including carbon steel, alloy, duplex stainless steel, and Monel. Our flanges are available in sizes ranging from 1/2 to 160 inches, accommodating DN15 to DN4000 specifications. With pressure ratings from 75 to 2500 LB, our flanges conform to ASME, ANSI, BS, and DIN standards, featuring raised face (RF), flat face (FF), and ring-type joint (RTJ) configurations to meet your specific requirements.
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Detail Information
Long Weld Neck Flange: The long weld neck flange could be in many materials, such as carbon steel, alloy steel or stainless steel, Duplex Stainless Steel, Monel. We can supply the long weld neck flange as per customers' requirements.
Standard: ANSI/ASME B16.5, ANSI/ASME B16.47, BS 4504, BS 3293, EN 1092, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638, JIS B2220, SABS/SANS 1123, GOST/ГОСТ 12821-80 Flange, MSS SP-44 FLANGE, API 6A, 6B, 6BX weld neck flange, ISO 7005 weld neck flange. NFE 29203 weld neck flange, KS B1503, UNI 2280-67, UNI 2281-67, UNI 2282-67, UNI 2283-67, UNI 2284-67, HG20595, AS2129.
Size: 1/2 - 160 Inch, DN15–DN4000
Pressure: Class 75 LB, Class 125 LB, Class 150 LB, Class 300 LB, Class 400 LB, Class 600 LB, Class 900 LB, Class 1500 LB, Class 2500 LB, 3000 PSI, 5000 PSI, 10000 PSI, 20000 PSI, PN2.5, PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160, 5K, 10K, 15K, 20K, 30K.
Sealing face: Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ).
Flange face finishing: MSS-SP-6, including Stock finishing, Spiral serrated finishing, concentric serrated finishing, smooth finishing, etc.
Coating: Black paint, Yellow paint, Vanish oil, etc.
Certificate: BS EN 10204 3.1 MTC, ABS, PED 97-23-EC, CE, ISO, API approved.
Packing: Wooden case, Plywood case, Pallet.
Marking: MSS-SP-25, necessary information of flange specification, Customized marking is available.
Application: Water Treatment, Shipbuilding industry, sea Platform, Petrochemical & Gas industry, Power plant, Valve industry, Construction, Chemical industry, General piping system, etc.
