Premium Welding Neck Flange for Customized Stainless Steel Solutions

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST, BSW
• Type: Plate
• Model NO.: Plate flanges
• Material: Stainless Steel
• Structure: Flanges
• Connection: Plate
• Sealing Surface: RF
• Manufacturing Way: Forging
• Brand Name: Long an
• Warranty: 1 Year
• Customized Support: OEM&ODM
• Package: Wooden Box or Pallet or Carton
• Technology: Forged
• Model Number: Flange
• Application: Petroleum, Natural Gas, Water Disposal
• Delivery Time: 10-20
• Pressure: Pn6/10/16/25/40/63
• Service: Within 24hours Reply
• Transport Package: Wooden Box
• Trademark: Long′an Flange
• Origin: Wenzhou, China
• HS Code: 7307210000
• Production Capacity: 1000000

Product Description

Type	Plate flange ,Lap Joint Flange ,Threaded flange, Socket Welding Flange, Blind Flange, Slip on Flange
Technics	Forged,Cast.
Size	1/2"-80"(DN15-DN2000)
Pressure	150 lbs - 2500lbs PN6-PN250 0.6MPa-32MPa 5K-30K
Standard	EN,DIN,UNI,BS,NF,ANSI,ASME,JIS,KS,API,MSS DIN:DIN2527,DIN2566,DIN2573,DIN2576,DIN2641,DIN2642,DIN2655,DIN2656,DIN2627,DIN2628,DIN2629,DIN 2631, ANSI:ANSI B16.5,ANSI B16.47,MSS SP44,ANSI B16.36,ANSI B16.48 BS4504, BS1560, BS10 UNI:2276 2277 2278 6084 6089 6090 2544 2282 6091-6093 JIS
Material	Stainless steel: ASTM A182 F1, F5, F9, F22, F91,  310/F304/304L/F316/F316L, F321, F347.
Surface treatment	Galvanized(hot,cold),varnish Method rust oil Plastic spraying
Application Fields	Chemical Industry /Petroleum Industry /Power Industry/Metallurgical Industry Building Industry  /Ship-building Industry

Wenzhou Long'an Flange Co., Ltd. stands as a shining beacon of innovation and precision in the world of flange production, crafting superior quality components with dedication since 2013. Nestled in the vibrant heart of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China, our company thrives by leveraging Wenzhou's strategic regional advantages. We benefit from the unparalleled raw material supply chain efficiency provided by the renowned Qingshan Holdings Group. With these unique resources, we have meticulously established a comprehensive production system for our Longan flange, characterized by a robust forging process and advanced machining capabilities. These distinguishing features enable us to produce flanges of world-class quality, setting us apart in the global market.
Wenzhou Long'an Flange Co. possesses an impressive arsenal of over a hundred cutting-edge CNC lathes, equipping us to craft high-precision workpieces with unrivaled precision. These machines accommodate diameters up to 2000mm, ensuring meticulous accuracy in every product. For handling heavier workpieces and expansive tubesheets, we boast 10 high-capacity machining lathes that exceed diameters of 2000mm. Our relentless pursuit of precision is further showcased in our facilities, which house 16 high-precision machining centers. This includes 6 three-axis, 3 four-axis, 3 five-axis, 3 large gantry machining centers, and a formidable 2-meter horizontal machining center. This comprehensive suite of equipment ensures every customer's product is refined to perfection within our facilities, allowing us to maintain stringent quality control at every stage. This formidable equipment configuration fulfills our product research and development ambitions, providing unmatched convenience and efficiency for innovative product creation.
Our state-of-the-art online Enterprise Resource Planning (ERP) system is a testament to our commitment to efficiency and innovation. Seamlessly integrated with our workshop network, it manages the production process from raw material entry to the final exit of finished products. Revolutionizing our operations, this system achieves paperless functionality and enhances data accuracy for every crafted item. Moreover, it ensures meticulous quality control at each production phase, leveraging digital processes to maintain the highest standards of product quality. This sophisticated system is fundamental to our mission of consistently meeting and exceeding our stringent quality standards.
Our production capabilities are complemented by independent laboratories, equipped with a broad spectrum of cutting-edge testing equipment. These include fully automatic direct-reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. Each instrument reflects our unwavering dedication to precision, enabling us to uphold the highest standards of quality and reliability. These laboratories are crucial to our ability to deliver products that meet the rigorous demands of our clientele, reflecting our long-standing commitment to excellence.