Long an Premium Socket Neck Flanges Stainless Steel 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. proudly established its roots in 2013, strategically nestled at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. Harnessing Wenzhou's exceptional regional advantages, and supported by the streamlined and efficient raw material supply from Qingshan Holdings Group, we have cultivated an extraordinary production system for Long'an flange. Our robust forging processes and sophisticated machining capabilities are the backbone of our complete production ecosystem, ensuring excellence and innovation at every stage.
Currently, our company boasts an impressive fleet of over one hundred CNC lathes, proficient in processing high-precision workpieces with diameters less than 2000mm. Complementing this is our arsenal of 10 specialized lathes for handling diameters over 2000mm, tailored for heavy-duty workpieces and expansive tube sheets. We are further fortified with 16 state-of-the-art machining centers, encompassing 6 three-axis, 3 four-axis, 3 five-axis, 3 large gantry, and a 2-meter horizontal machining center. This formidable equipment array empowers us to complete every customer product within our facility, meticulously controlling quality at every juncture and fulfilling the high-precision demands of our clientele. Our comprehensive equipment setup caters seamlessly to all customer product development aspirations, delivering unparalleled convenience and efficiency for their pioneering research and development endeavors.
Our company proudly operates a comprehensive online ERP system, seamlessly integrating the entire workshop network from raw material entry to finished product exit. This digital transformation not only achieves a paperless production environment but also guarantees impeccable data accuracy for each product. Through this system, we meticulously manage quality control for every production stage, leveraging digital processes to oversee each step, thereby ensuring that product quality consistently meets stringent standards at every phase.
Enhancing our capabilities further, we possess independent laboratories equipped with an array of cutting-edge testing equipment. This includes fully automatic direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. Together, they embody our commitment to precision and quality assurance, ensuring that every product we deliver is a testament to our dedication to excellence.