| Type |
Plate flange ,Lap Joint Flange ,Threaded flange,
Socket Welding Flange, Blind Flange, Slip on Flange,Tube sheet |
| 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 |
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Wenzhou Long'an Flange Co., Ltd., a luminary in the realm of innovation and precision engineering, has been dedicated to crafting superior components since its inception in 2013. Nestled in the vibrant locale of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China, we leverage Wenzhou's strategic regional advantages and the seamless, efficient raw material supply from the esteemed Qingshan Holdings Group. This synergy allows us to establish a robust and comprehensive production system for Longan flange. Our exceptional forging processes and advanced machining capabilities distinguish us, enabling the creation of world-class, high-quality flanges that epitomize excellence.
Armed with a remarkable arsenal of over a hundred cutting-edge CNC lathes, Wenzhou Long'an Flange Co. excels in crafting high-precision workpieces up to an impressive diameter of 2000mm, ensuring meticulous accuracy. For larger, more demanding workpieces and expansive tubesheets, we proudly possess 10 high-capacity machining lathes capable of handling diameters exceeding 2000mm. In our unyielding quest for precision, our facilities are further enhanced with 16 high-precision machining centers, including 6 three-axis, 3 four-axis, 3 five-axis, and 3 grand large gantry machining centers, complemented by a powerful 2-meter horizontal machining center. This sophisticated suite of equipment ensures that each customer's product is meticulously refined within our facilities, enabling us to maintain stringent quality control at every stage and meet the exacting precision requirements of our discerning clientele. Such a formidable equipment configuration not only fulfills all product research and development aspirations but also offers unparalleled convenience and innovation efficiency.
Our company takes immense pride in its cutting-edge online ERP system, which seamlessly integrates with our workshop network, streamlining processes from raw material intake to the final exit of finished products. This system revolutionizes production through paperless operations, ensuring precise data accuracy for each crafted item. Moreover, this sophisticated platform enables meticulous quality control at every production stage, harnessing digital prowess to manage every step and guarantee that product quality consistently aligns with our rigorous standards of excellence.
Augmenting our formidable production capabilities, we have established independent laboratories equipped with an extensive array of state-of-the-art 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 instrument stands as a testament to our unwavering commitment to precision, empowering us to sustain the pinnacle of quality and reliability standards.
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