Long an Premium Stainless Steel Fitting for Reliable Connections

• 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., an emblem of innovation and precision, has been meticulously crafting superior components since 2013, located at the vibrant hub of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. By harnessing Wenzhou's remarkable regional advantages and the seamless, efficient supply of raw materials from the esteemed Qingshan Holdings Group, we have meticulously developed a comprehensive production system for Longan flange. Our robust forging techniques and cutting-edge machining capabilities distinguish us, empowering us to produce flanges of unparalleled world-class quality.
Empowered by a formidable array of over a hundred cutting-edge CNC lathes, Wenzhou Long'an Flange Co. excels in crafting high-precision workpieces with diameters reaching an impressive 2000mm, achieving meticulous accuracy. For more substantial workpieces and expansive tubesheets, we proudly possess 10 high-capacity machining lathes with diameters surpassing 2000mm. In our unwavering pursuit of precision, we have equipped our facilities with 16 high-precision machining centers, encompassing 6 three-axis, 3 four-axis, 3 five-axis, 3 large gantry machining centers, and an awe-inspiring 2-meter horizontal machining center. This comprehensive suite of equipment ensures that each customer's product is honed to perfection within our facilities, allowing us to maintain rigorous quality control at every stage and meet the exacting precision demands of our esteemed clientele. This impressive configuration fulfills all product research and development ambitions, offering unparalleled convenience and efficiency for pioneering product creation.
Our company proudly showcases its state-of-the-art online ERP system, seamlessly interconnecting our workshop network from raw material intake to the dispatch of finished products. This innovative system transforms our production process, achieving paperless operations and ensuring precise data accuracy for every crafted item. Moreover, this sophisticated system enables meticulous quality control at every production phase, leveraging digital processes to manage each step, ensuring that product quality consistently aligns with our stringent standards.
Enhancing our production capabilities, we have meticulously established independent laboratories, furnished with a diverse spectrum of state-of-the-art 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 instrument is a tribute to our unwavering commitment to precision, enabling us to uphold the highest benchmarks of quality and reliability.