Versatile Welding Neck Flange with 1-Year Warranty From Long an

• 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 shining beacon of innovation and precision, has been at the forefront of crafting top-quality components since its inception in 2013. Nestled at the prestigious address of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China, our company capitalizes on Wenzhou's exceptional regional advantages and the seamless, efficient supply of raw materials from Qingshan Holdings Group. Through these strategic advantages, we have established a comprehensive production system specifically for Longan flange. Our unparalleled forging process combined with advanced machining capabilities distinctly positions us to produce world-class flanges that meet global standards of excellence.
Equipped with a formidable arsenal exceeding one hundred state-of-the-art CNC lathes, Wenzhou Long'an Flange Co. demonstrates unmatched prowess in crafting high-precision workpieces with diameters reaching up to 2000mm, guaranteeing meticulous accuracy. For even heavier workpieces and expansive tubesheets, we proudly offer 10 high-capacity machining lathes capable of handling diameters over 2000mm. Our unwavering commitment to precision has driven us to equip our facilities with 16 high-precision machining centers. This includes 6 three-axis, 3 four-axis, 3 five-axis, 3 large-scale gantry machining centers, and an impressive 2-meter horizontal machining center. This comprehensive suite of advanced equipment ensures that every product is masterfully refined within our facilities, empowering us to maintain rigorous quality control at each stage and meet the demanding precision requirements of our esteemed clientele. This formidable equipment configuration fulfills all aspirations of product research and development, providing utmost convenience and efficiency for pioneering product creation.
Our company takes great pride in our cutting-edge online ERP system, which seamlessly integrates with our workshop network from the moment raw materials enter to the exit of the finished products. This revolutionary system transforms our production process by enabling paperless operations and ensuring data accuracy for every item we craft. Moreover, this sophisticated system facilitates meticulous quality control at every production stage, leveraging digital processes to manage each step with precision, thereby ensuring that the product quality consistently adheres to our rigorous standards.
Enhancing our robust production capabilities, we have established independent laboratories outfitted with a diverse array 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 serves as a testament to our unwavering commitment to precision, enabling us to uphold the highest standards of quality and reliability, thus ensuring that our products consistently meet and exceed industry expectations.