Long an Stainless Steel Flange Welding Neck Fitting with Guaranteed Quality

• 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., proudly established in 2013, is strategically located at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. By capitalizing on Wenzhou's prominent local advantages and leveraging the efficient and convenient raw material supply from Qingshan Holdings Group, combined with our robust forging processes and exceptional machining capabilities, we have meticulously crafted a comprehensive production system for Longan flange.
Currently, the company boasts a fleet of over a hundred state-of-the-art CNC lathes, proficient in processing high-precision workpieces with diameters up to 2000mm. Our facility also includes 10 machining lathes designed for heavy workpieces and expansive tubesheets exceeding 2000mm in diameter. To elevate our production prowess, we are equipped with 16 high-precision machining centers, inclusive of 6 three-axis machining centers, 3 four-axis machining centers, 3 five-axis machining centers, 3 large gantry machining centers, and a distinguished 2-meter horizontal machining center. This sophisticated equipment array ensures every customer's product undergoes meticulous in-house processing, maintaining rigorous quality control at every step, and guaranteeing each product satisfies the exacting high-precision standards our clients demand. This formidable configuration comprehensively addresses all customer product research and development needs, delivering unrivaled convenience and efficiency for their innovative pursuits.
Our company employs a sophisticated, fully integrated online ERP system that seamlessly connects the entire workshop network, from raw material intake to the dispatch of finished products, achieving a groundbreaking paperless production environment. This system ensures precise data accuracy for each product, while simultaneously facilitating robust quality control across every production stage. By employing digital processes, we maintain stringent oversight over every production phase, guaranteeing that product quality consistently meets all requisite standards throughout each stage.
Equipped with state-of-the-art independent laboratories, our company boasts an extensive 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. This comprehensive testing suite ensures our products meet the highest industry standards.