Long an Stainless Steel Pipe Fitting Socket Welding Flanges Available

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST, BSW
• Type: Socket Welding Flange
• Model NO.: Socket welding
• 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. was founded in 2013, strategically situated at No. 620 Mingzhu Road, Longwan District, Shenzhou City, Zhejiang Province, China. By capitalizing on the inherent advantages of Wenzhou's prime location, and leveraging the seamless and efficient raw material supply from Qingshan Holdings Group, we have developed a robust production system. Our strong forging techniques and precise machining capabilities have culminated in the comprehensive production of Long'an flanges.
Our company boasts a remarkable fleet of over a hundred CNC lathes capable of processing high-precision workpieces up to a diameter of 2000mm. Additionally, we operate 10 specialized lathes for heavy workpieces and large tube sheets exceeding 2000mm in diameter. With 16 high-precision machining centers, including 6 three-axis, 3 four-axis, 3 five-axis, 3 large gantry, and 1 expansive 2-meter horizontal center, we ensure meticulous in-house production control. This exceptional equipment lineup allows us to meet and exceed all customer needs in product research and development, delivering seamless and efficient services for innovative endeavors.
Our state-of-the-art online ERP system comprehensively integrates with our workshop network, overseeing every aspect from raw material entry to finished product dispatch. This paperless production model guarantees precise data accuracy at every stage. Through this system, we achieve rigorous quality control at each production link, utilizing digital processes to maintain product quality and ensure it meets the highest standards at every stage.
Equipped with independent laboratories, our company is furnished with advanced testing equipment, including fully automatic direct reading spectrometers, handheld spectrometers, specialized alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. This suite of sophisticated tools ensures meticulous validation and quality assurance of our products.