High-Quality Forged Flanges for Durable Pipe Fitting Applications

• 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 paragon of innovation and precision, crafting superior components since 2013. Nestled in the vibrant hub of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China, this illustrious company leverages Wenzhou's regional advantages and the seamless, efficient raw material supply from Qingshan Holdings Group. Through these strategic assets, we've created an all-encompassing production system for Longan flange. Our mastery in robust forging and advanced machining not only distinguishes us but also enables the production of flanges that meet world-class standards, ever-ready to cater to global demands.
Wenzhou Long'an Flange Co. boasts an impressive fleet of over a hundred state-of-the-art CNC lathes, each capable of rendering high-precision workpieces up to a diameter of 2000mm with exceptional accuracy. For handling more substantial workpieces and expansive tubesheets, we feature 10 high-capacity machining lathes with diameters surpassing 2000mm. Committed to unparalleled precision, our facilities include 16 high-precision machining centers: 6 three-axis, 3 four-axis, 3 five-axis, 3 large gantry machining centers, and a formidable 2-meter horizontal machining center. This comprehensive array ensures that every product is meticulously refined on-site, granting us complete quality control and meeting the exacting specifications of our clients. Our cutting-edge equipment configuration supports all product research and development initiatives, offering unparalleled convenience and efficiency for pioneering product innovation.
Our company is proud of its cutting-edge online ERP system, seamlessly integrating with our workshop network from raw material entry to final product dispatch. This innovative system transforms our production processes by ensuring paperless operations and maintaining absolute data accuracy for every item we produce. Moreover, it facilitates detailed quality control at every production phase, utilizing digital processes to manage each step meticulously, thus ensuring our products consistently meet rigorous quality standards.
In harmony with our production prowess, we have instituted independent laboratories equipped with an array of cutting-edge 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 symbolizes our unwavering commitment to precision, empowering us to maintain the highest standards of quality and reliability, thus reinforcing our esteemed reputation in the industry.