Long an Stainless Steel Flange Socket Welding Pipe Fitting Variety

• 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., founded in 2013, proudly resides at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. By strategically harnessing the superior local advantages of this region, and leveraging the efficient raw material supply from Qingshan Holdings Group, our company has established a robust and comprehensive production system for Longan flange. With a strong foundation in forging processes and machining capabilities, we deliver excellence in every product we craft.
Our state-of-the-art facility boasts an impressive array of over one hundred CNC lathes, adept at processing high-precision workpieces with diameters under 2000mm. In addition, we are equipped with ten robust machining lathes specifically designed for handling heavy-duty workpieces and large tubesheets exceeding 2000mm in diameter. Our infrastructure is further enhanced by 16 high-precision machining centers, featuring an array of six three-axis, three four-axis, three five-axis machining centers, three large gantry machining centers, and a remarkable 2-meter horizontal machining center. This powerhouse of equipment allows us to meticulously process each customer product within our facility, ensuring stringent quality control at every stage and meeting the high precision demands of our esteemed clients. Our superior equipment configuration fully supports all product research and development needs, offering unparalleled convenience and efficiency for innovative product exploration.
Our company prides itself on having an advanced online ERP system, seamlessly integrating the entire workshop network from raw material intake to finished product dispatch, all while achieving a paperless production environment. This sophisticated system ensures data accuracy for every product, while enabling stringent quality control across each production stage. Through digital processes, we meticulously monitor each link of production, guaranteeing that product quality at every step meets the highest standards.
In our commitment to excellence, we have established independent laboratories equipped with a wide range of advanced testing equipment. This includes fully automatic direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines, all dedicated to ensuring our products meet rigorous quality criteria.