Long an Stainless Steel Blind Flange for Enhanced Pipe Fitting

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST, BSW
• Type: Blind Flange
• Model NO.: Blind
• Material: Stainless Steel
• Structure: Flanges
• Connection: Blind Flange
• Sealing Surface: FF
• 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 established in 2013 and is strategically located at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. Capitalizing on Wenzhou's exceptional local advantages and the convenient and efficient raw material supply from Qingshan Holdings Group, combined with our robust forging processes and precision machining capabilities, we have developed a comprehensive production system for Long'an flange.
The company currently boasts over a hundred CNC lathes that can handle high-precision workpieces with diameters of less than 2000mm. We also feature 10 machining lathes capable of processing heavy workpieces and large tubesheets exceeding 2000mm in diameter. Our facility is further enhanced with 16 high-precision machining centers, including 6 three-axis machining centers, 3 four-axis machining centers, 3 five-axis machining centers, 3 large gantry machining centers, and a 2-meter horizontal machining center. This state-of-the-art equipment ensures that every customer's product is meticulously processed within our factory, allowing us to maintain strict quality control at each stage. We guarantee that each product meets the high-precision requirements of our clientele, with a powerful configuration that comprehensively fulfills all product research and development needs, offering the utmost convenience and efficiency for innovative product R&D.
Our company is equipped with a comprehensive online ERP system that fully integrates with the workshop network, from raw material intake to finished product departure. This system facilitates paperless production and ensures data accuracy for every product. Simultaneously, it enables quality control at every production stage through digital processes, guaranteeing that the product quality at each link conforms to the required standards.
Moreover, the company is equipped with independent laboratories featuring a wide array of testing equipment. This includes fully automatic direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. These facilities ensure thorough assessment and validation of our products' quality and reliability.