Long an Durable Stainless Steel Flange Welding Neck Fitting OEM Support

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST, BSW
• Type: Slip on Flange
• Model NO.: Slip On
• Material: Stainless Steel
• Structure: Flanges
• Connection: Flanged
• 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. was established in 2013 and is strategically located at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. By capitalizing on Wenzhou's superior local advantages and the convenient, efficient raw material supply from Qingshan Holdings Group, we've mastered a production ecosystem for Long'an flange that is seamlessly integrated with robust forging processes and machining capabilities.
Our company proudly operates with state-of-the-art infrastructure, featuring over a hundred CNC lathes capable of processing high-precision workpieces up to 2000mm in diameter. Additionally, we have 10 machining lathes for handling heavy, large-diameter workpieces. To support diverse manufacturing needs, we boast 16 high-precision machining centers, including 6 three-axis, 3 four-axis, 3 five-axis, 3 large gantry machining centers, and a 2-meter horizontal machining center. This sophisticated equipment enables comprehensive in-house processing, ensuring stringent quality control and meeting the high-precision demands of our customers' innovative pursuits efficiently and effectively.
Our facility is equipped with an advanced online ERP system that spans the entire workshop network, from raw material intake to the final product dispatch. This ensures a paperless production process, maintaining data precision for each product. Through this digital network, quality control is meticulously executed at every stage of production, guaranteeing each link meets stringent quality standards, enhancing overall product reliability.
In addition, we maintain independent laboratories equipped with a range of sophisticated testing equipment, such as fully automatic direct-reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. This cutting-edge technology ensures comprehensive testing and assurance of product quality.