Long an Premium Stainless Steel Fitting for Durable 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., a beacon of innovation and precision, has been proudly crafting top-quality components since 2013. Nestled in the heart of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China, we capitalize on the exceptional regional advantages of Wenzhou and the convenient, efficient raw material supply from Qingshan Holdings Group. This strategic location enables us to establish a comprehensive production system for Longan flange. Our unique strength lies in our robust forging process and cutting-edge machining capabilities, which set us apart and enable the production of world-class flanges that stand the test of time.
With a formidable arsenal of over a hundred state-of-the-art CNC lathes, Wenzhou Long'an Flange Co. excels at crafting high-precision workpieces with diameters reaching up to 2000mm, all with meticulous accuracy. For heavier workpieces and expansive tubesheets, we proudly feature 10 high-capacity machining lathes with diameters exceeding 2000mm. In our relentless quest for precision, we've also equipped our facilities with 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 advanced equipment ensures that every customer's product is meticulously refined within our facilities, empowering us to control quality at every stage and meet the exacting precision demands of our discerning clientele. Our formidable equipment configuration fulfills all product research and development aspirations, offering unparalleled convenience and efficiency for innovative product creation.
Our company takes immense pride in its cutting-edge online ERP system, seamlessly integrating with our workshop network from the entry of raw materials to the precise exit of finished products. This revolutionary system transforms our production process by achieving paperless operations and ensuring impeccable data accuracy for every item we craft. Furthermore, this sophisticated system empowers meticulous quality control at every production stage, leveraging digital processes to manage each step with precision, guaranteeing that product quality consistently meets our stringent standards and exceeds industry expectations.
Complementing our impressive production capabilities, we have established independent laboratories equipped with a diverse array of cutting-edge testing equipment. This advanced lineup includes fully automatic direct-reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. Each instrument stands as a testament to our unwavering commitment to precision, enabling us to uphold the highest standards of quality and reliability, ensuring that every product we produce meets and surpasses the expectations of quality and excellence.