Long an 1-Year Warranty Socket Neck Flanges Stainless Steel 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 proudly established in 2013, located at the prestigious No. 620 Mingzhu Road, Longwan District, Shenzhou City, Zhejiang Province, China. By harnessing Wenzhou’s exceptional geographical advantages and the reliable raw material supply from Qingshan Holdings Group, paired with our robust forging process and machining capabilities, we have meticulously crafted a comprehensive production system for Long'an flange that stands as a testament to our innovation and dedication.
Our company currently boasts a fleet of over a hundred CNC lathes, capable of processing high-precision workpieces with diameters under 2000mm. We also possess 10 specialized machining lathes for heavy workpieces and large tubesheets exceeding 2000mm. Furthermore, with our arsenal of 16 high-precision machining centers, including 6 three-axis, 3 four-axis, 3 five-axis machining centers, 3 large gantry machining centers, and a 2-meter horizontal machining center, we ensure that every customer product is meticulously processed within our factory. This allows us to strictly control the quality at every stage, ensuring each product meets our customers’ highest precision requirements. Our formidable equipment array is designed to comprehensively fulfill all product research and development needs, offering the most convenient and efficient services for their innovative endeavors.
Our company features a state-of-the-art online ERP system that fully integrates with the workshop network, from raw material entry to finished product exit, achieving a seamless and paperless production process. This system guarantees data accuracy for each product and enforces stringent quality control measures at every production stage. Through digital processes, we meticulously manage each production link to ensure that product quality consistently meets stringent standards at every junction.
Our facility is equipped with independent laboratories and a diverse 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, ensuring precision and reliability in every product we deliver.