Premium Stainless Steel Pipe Fitting Blind Flange by Long an

• 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., a distinguished name in the industry, was established in 2013. Nestled at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China, it thrives by harnessing Wenzhou's outstanding local benefits. This strategic location, coupled with the seamless and efficient supply of raw materials from Qingshan Holdings Group, empowers us. Our robust forging processes and exceptional machining capabilities have enabled us to craft a comprehensive production system for Long'an Flange.
Our company proudly operates with a fleet of over a hundred CNC lathes, expertly handling high-precision workpieces with diameters of up to 2000mm. Additionally, we boast 10 specialized lathes for processing heavy workpieces and expansive tubesheets exceeding 2000mm in diameter. Our facilities are further enhanced by 16 state-of-the-art machining centers, including 6 three-axis, 3 four-axis, 3 five-axis machining centers, 3 large gantry machining centers, and a 2-meter horizontal machining center. This equipment guarantees that every customer's product is meticulously processed within our facility, allowing us to maintain stringent quality control at every step, ensuring each piece meets our customers' exacting high-precision standards. Our advanced equipment configuration comprehensively accommodates all product research and development needs, delivering unparalleled convenience and efficiency for innovative customer projects.
Our fully-integrated online ERP system meticulously governs the entire workshop network. From the entry of raw materials to the exit of finished products, we achieve a paperless production environment, guaranteeing absolute data precision for every product. Concurrently, this system enables flawless quality control throughout each production stage. By leveraging digital processes, we ensure that product quality consistently aligns with exacting requirements at every phase.
Our facilities include independent laboratories, equipped with a diverse array of cutting-edge testing equipment. This includes fully automatic direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. Each piece of equipment is dedicated to ensuring the highest standards of testing and quality assurance.