Versatile Long an Stainless Steel Socket Neck Flanges Pipe Fitting

• 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 established in 2013 and proudly stands at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. By harnessing the superior local advantages of Wenzhou, and capitalizing on the convenient and efficient raw material supply from Qingshan Holdings Group, coupled with our robust forging processes and exceptional machining capabilities, we have meticulously crafted a comprehensive production system for Long'an flange. This production prowess positions us as a leader in the industry, renowned for our commitment to quality and efficiency.
Currently, our company boasts a fleet of over one hundred state-of-the-art CNC lathes capable of processing high-precision workpieces with diameters under 2000mm. We also possess 10 advanced machining lathes for handling heavy workpieces and large tubesheets. Our facility is further enhanced with 16 high-precision machining centers, including 6 three-axis machining centers, 3 four-axis machining centers, 3 five-axis machining centers, 3 large gantry machining centers, and a 2-meter horizontal machining center. This sophisticated array of equipment ensures that every product crafted for our customers is processed onsite, facilitating rigorous quality control at every stage and guaranteeing that each product meets the high-precision standards demanded by our clientele. Our powerful equipment configurations comprehensively satisfy all product research and development requirements, delivering unparalleled convenience and efficiency for innovative product development.
Our company features a comprehensive online ERP system that fully integrates with the workshop network, from raw material entry to finished product dispatch, achieving seamless paperless production and guaranteeing the accuracy of data for each product. This system enables precise quality control at every production link, using digital processes to meticulously manage each phase of production. This ensures that product quality consistently meets requirements at every stage, upholding our commitment to excellence.
Additionally, our company is equipped with independent laboratories and an array of testing equipment, including fully automatic direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. These advanced tools fortify our ability to perform rigorous testing and quality assurance, ensuring that our products meet the highest standards of excellence and reliability.