Long an Stainless Steel Flange with Premium Forged Flanges Design

• 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 at the forefront of crafting top-tier components since 2013. Nestled in the heart of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China, our company capitalizes on the unique regional advantages and the seamless, efficient raw material supply from Qingshan Holdings Group. This strategic positioning has allowed us to establish a comprehensive production system for our Longan flanges. Our robust forging process coupled with advanced machining capabilities truly sets us apart, ensuring we deliver world-class flanges that stand the test of time.
Boasting an impressive arsenal of over a hundred state-of-the-art CNC lathes, Wenzhou Long'an Flange Co. excels in crafting high-precision workpieces with diameters reaching up to 2000mm with meticulous accuracy. For more sizable workpieces and expansive tubesheets, we proudly possess 10 high-capacity machining lathes with diameters exceeding 2000mm. In our relentless pursuit of precision, our facilities are further enhanced with 16 high-precision machining centers, comprising 6 three-axis, 3 four-axis, 3 five-axis, 3 large gantry machining centers, and a formidable 2-meter horizontal machining center. This extensive suite of equipment ensures that every customer's product is finely honed within our facilities, empowering us to maintain quality control at every juncture and meet the stringent precision demands of our valued clientele. Our formidable equipment configuration enables all product research and development aspirations, providing unparalleled convenience and efficiency for pioneering product creation.
Our company takes immense pride in its cutting-edge online ERP system, seamlessly integrated with our workshop network from the entry of raw materials to the exit of finished products. This revolutionary system transforms our production process by enabling paperless operations and ensuring data accuracy for every item we create. Moreover, this sophisticated system facilitates meticulous quality control at every stage of production, leveraging digital processes to manage each step, thereby guaranteeing that product quality consistently meets our rigorous standards.
Complementing our extensive production capabilities, we've established independent laboratories equipped 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 exemplifies our unwavering commitment to precision, empowering us to uphold the highest standards of quality and reliability.