Premium Long an Stainless Steel Flange Welding Neck Pipe Fitting Solution

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST
• Type: Welding Flange
• Model NO.: WN flanges
• 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., a pivotal establishment since 2013, is strategically positioned at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. Capitalizing on the superior local advantages of Wenzhou, and leveraging the convenient and efficient raw material supply chain of Qingshan Holdings Group, we have masterfully crafted a comprehensive production system for Long'an Flange. Our prowess in forging processes and machining capabilities stands unparalleled, ensuring a seamless and exceptional production line.
Boasting an impressive arsenal of over a hundred CNC lathes, Wenzhou Long'an Flange Co., Ltd. delivers precision engineering for workpieces under 2000mm in diameter. Additionally, our 10 specialized lathes are designed for processing substantial workpieces and large tubesheets exceeding 2000mm. Elevating our manufacturing capabilities, we house 16 top-tier machining centers, including 6 three-axis, 3 four-axis, 3 five-axis machining centers, as well as 3 grand gantry machines and one 2-meter horizontal machining center. This powerful equipment lineup ensures every customer product is expertly processed within our facilities, maintaining stringent quality control at every stage, and satisfying the high-precision demands of our esteemed clientele. Our state-of-the-art facilities are tailored to meet all research and development needs, providing our customers with the utmost convenience and efficiency in their innovative product development endeavors.
Our company prides itself on a fully integrated online ERP system that envelops the entire workshop network, from raw material entry to the departure of the finished product. This digitized, paperless production process guarantees precise data accuracy for every item. Simultaneously, this system facilitates meticulous quality control at every production phase, with digital processes ensuring that the product quality at each step meets the highest standards and requirements.
Wenzhou Long'an Flange Co., Ltd. is further distinguished by its independent laboratories, which are outfitted with an array of advanced testing equipment. This includes fully automated direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. Such comprehensive equipment guarantees the precision and reliability of our product assessments.