Versatile Forged Flanges Fitting by Long an for Every Requirement

• 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., heralded as a symbol of innovation and precision excellence, has been dedicated to crafting superior-grade components since 2013. Situated at the prestigious address of No. 620 Mingzhu Road in the bustling Longwan District of Wenzhou City, Zhejiang Province, China, we thrive amidst Wenzhou's distinctive regional advantages. Our seamless access to Qingshan Holdings Group's efficient raw material supply fortifies our comprehensive production system for Longan flange. Our hallmark lies in our robust forging process and cutting-edge machining prowess, setting us leagues ahead by producing flanges of unparalleled quality.
Armed with an impressive fleet of over a hundred cutting-edge CNC lathes, Wenzhou Long'an Flange Co. masterfully produces high-precision workpieces with diameters reaching up to 2000mm, crafted with meticulous accuracy. For larger workpieces and expansive tubesheets, our arsenal includes 10 high-capacity machining lathes exceeding 2000mm in diameter. Our relentless quest for precision is further bolstered by 16 high-precision machining centers, featuring 6 three-axis, 3 four-axis, 3 five-axis, and 3 large gantry machining centers, along with an imposing 2-meter horizontal machining center. This extensive suite ensures every customer's product is honed to perfection within our facilities, allowing us to meticulously control quality and meet the exacting precision standards our clients demand. This formidable equipment configuration is the bedrock for fulfilling all product research and development aspirations, delivering unmatched convenience and efficiency for pioneering product innovations.
Our company is proud to utilize a state-of-the-art online ERP system that seamlessly integrates with our extensive workshop network, from the entry of raw materials to the dispatch of finished products. This groundbreaking system revolutionizes our production process with paperless operations, enhancing data accuracy for each item crafted. It provides meticulous quality control at every production stage, leveraging digital processes to manage every step and ensuring our product quality consistently surpasses our stringent standards. This digital transformation underpins our commitment to excellence, guaranteeing precision in every product.
Enhancing our production prowess, we have developed independent laboratories outfitted with an array of sophisticated testing equipment. This includes fully automatic direct-reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. Each piece of equipment is a testament to our unwavering commitment to precision, empowering us to uphold the highest benchmarks of quality and reliability. These state-of-the-art instruments ensure our products meet the most rigorous standards, reinforcing our dedication to excellence and innovation in every flange we craft.