Long an Quality Assurance Socket Neck Flanges Stainless Steel Fitting

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST, BSW
• Type: Socket Welding Flange
• Model NO.: Socket welding
• 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. was proudly established in 2013, nestled at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. Harnessing the unrivaled advantages of Wenzhou's prime locale, combined with the seamless and efficient raw material supply from Qingshan Holdings Group, and empowered by our robust forging and machining prowess, we have meticulously crafted a comprehensive production system for Long'an flanges. This strategic synergy ensures that we deliver excellence in every facet of our production.
Our company proudly boasts a remarkable fleet of over a hundred CNC lathes, adeptly processing high-precision workpieces with diameters under 2000mm. In addition, we feature 10 machining lathes with capacities exceeding 2000mm, tailored for crafting heavy workpieces and expansive tube sheets. Elevating our capabilities further, we are equipped with 16 state-of-the-art high-precision machining centers. This includes 6 three-axis, 3 four-axis, and 3 five-axis machining centers, alongside 3 large gantry machining centers, and a 2-meter horizontal machining center, ensuring that every product is meticulously crafted within our facility. This meticulous control over quality and precision enables us to meet and exceed the high-precision standards demanded by our customers. Our formidable equipment configuration adeptly fulfills all product research and development needs, providing unparalleled convenience and efficiency for innovative product endeavors.
Our company is equipped with a fully integrated online ERP system that extensively covers the workshop network, ensuring seamless operations from raw material reception to the final product's departure. This innovative system facilitates a paperless production environment while guaranteeing data accuracy for each product. Through this digital marvel, we achieve comprehensive quality control at every stage of the production process, leveraging digital processes to maintain stringent quality standards. This meticulous approach ensures that the quality of each product consistently meets the requisite standards at every step.
We also take pride in our independent laboratories, fully equipped with an 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. These advanced facilities ensure that our products undergo rigorous testing to meet the highest quality standards.