Long an High-Quality Stainless Steel Fitting for Customized Needs

• 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 beacon of innovation and precision artistry, crafting unparalleled components since 2013. Nestled in the vibrant heart of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China, we leverage the exceptional regional advantages of Wenzhou. Our strategic collaboration with Qingshan Holdings Group ensures a seamless and efficient supply of raw materials, fortifying our comprehensive production system for Longan flanges. Our robust forging process and cutting-edge machining capabilities distinctly position us as leaders, empowering us to produce world-class flanges that set industry standards.
Wenzhou Long'an Flange Co. commands a formidable arsenal of over one hundred state-of-the-art CNC lathes, each a testament to our commitment to precision engineering. These machines masterfully craft high-precision workpieces with diameters soaring up to 2000mm, executed with meticulous accuracy. For the most demanding of tasks, including heavier workpieces and expansive tubesheets, we wield 10 high-capacity machining lathes, each with diameters surpassing 2000mm. Our unwavering pursuit of precision is further exemplified by our 16 high-precision machining centers, inclusive of 6 three-axis, 3 four-axis, 3 five-axis centers, 3 large gantry machining centers, and a formidable 2-meter horizontal machining center. This comprehensive suite of equipment ensures that every product is meticulously refined within our facilities, empowering us to exert unparalleled control over quality at every juncture and fulfilling the exacting precision demands of our discerning clientele. This impressive configuration fulfills all aspirations for product research and development, offering unmatched convenience and efficiency for groundbreaking product creation.
Our company takes immense pride in our cutting-edge online ERP system that seamlessly integrates throughout our workshop network, from the entry of raw materials to the exit of finished products. This revolutionary system transforms our production landscape by achieving paperless operations, guaranteeing data accuracy for each item crafted. Moreover, this advanced system empowers us with meticulous quality control at every stage of production, leveraging digital processes to manage each step flawlessly, ensuring our products consistently meet and exceed our stringent quality standards.
Enhancing our production prowess, we have established independent laboratories, each outfitted with a diverse array of cutting-edge testing equipment. Our commitment to precision and excellence is reflected in tools such as fully automatic direct-reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. Each instrument is a testament to our dedication to maintaining the highest standards of quality and reliability, underscoring our unwavering commitment to excellence.