Long an Reliable Stainless Steel Flange Blind Flange with Customization

• 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., established in 2013, is strategically located at No. 620 Mingzhu Road, Longwan District, Shenzhou City, Zhejiang Province, China. By capitalizing on Wenzhou's exceptional local advantages and the convenient, efficient supply of raw materials from Qingshan Holdings Group, we have established a robust production system. Supported by our strong forging and machining capabilities, Long'an flange offers complete production solutions.
Boasting over a hundred CNC lathes, our company can process high-precision workpieces with diameters less than 2000mm. We also feature 10 machining lathes for heavy workpieces and large tubesheets over 2000mm. Our advanced facilities include 16 high-precision machining centers, comprising 6 three-axis, 3 four-axis, 3 five-axis, 3 large gantry, and 1 2-meter horizontal machining center. This state-of-the-art equipment ensures that every customer product is meticulously processed within our factory, allowing us to maintain stringent quality control at each step. Our powerful configurations meet all product research and development needs, providing innovative, convenient, and efficient services for your forward-thinking projects.
Our comprehensive online ERP system seamlessly covers the entire workshop network—from raw material entry to finished product exit—facilitating a paperless production environment and ensuring precise data accuracy for every product. This digital system enhances quality control at each production stage, ensuring that our high-quality standards are consistently met at every link, guaranteeing product excellence.
Our company is equipped with independent laboratories and a variety of testing equipment, including fully automatic direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. These advanced tools ensure thorough and precise quality testing for all our products.