Long an Stainless Steel Flange Welding Neck Pipe Fitting for Efficient Use

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST
• Type: Welding Flange
• Model NO.: WN flanges
• Material: Stainless Steel
• Structure: Flanges
• Connection: Welding
• 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 prestigious manufacturing entity established in 2013, is strategically situated at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. By capitalizing on Wenzhou's exceptional local resources and the seamless and efficient supply of raw materials from Qingshan Holdings Group, our company has built a robust production system for Long'an flange. This is further amplified by our formidable forging processes and advanced machining capabilities, allowing us to deliver top-tier products.
Our company proudly operates over a hundred CNC lathes, expertly designed to process high-precision workpieces with diameters of less than 2000mm. Additionally, we boast 10 specialized machining lathes that adeptly handle heavy workpieces and large tubesheets with diameters exceeding 2000mm. Our facility is further enhanced with 16 state-of-the-art high-precision machining centers, including six three-axis, three four-axis, three five-axis, three large gantry centers, and a 2-meter horizontal machining center. This powerful and precise equipment ensures that every product is diligently processed and quality-controlled within our premises, meeting the exacting high-precision standards of our esteemed clients. This comprehensive configuration guarantees that all product development needs are met efficiently, offering unparalleled service for innovative research and development.
Our company employs a sophisticated online ERP system that intricately covers the entire workshop network, from the entry of raw materials to the exit of finished products. This digital transformation achieves a paperless production environment, ensuring the utmost accuracy of data for every product. Simultaneously, this advanced system facilitates rigorous quality control for each production stage, harnessing digital processes to meticulously oversee each production link, thereby assuring that product quality consistently meets all required standards at every stage.
Our company is equipped with independent laboratories, fitted with an array of advanced testing equipment, including fully automatic direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. This comprehensive suite of testing tools ensures that our products meet the stringent quality requirements of our discerning clients.