Reliable Stainless Steel Blind Flange for Pipe Fitting Applications

Wenzhou Long'an Flange Co., Ltd., established in 2013, proudly stands at the strategic location of No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China. By harnessing the exceptional local advantages of Wenzhou and leveraging the streamlined and efficient raw material supply from Qingshan Holdings Group, we have perfected a robust production system for Long'an Flange. With our strong forging processes and cutting-edge machining capabilities, we are paving the way for innovation and excellence in the flange industry.
Boasting an impressive array of over a hundred CNC lathes, Wenzhou Long'an Flange Co., Ltd. is capable of crafting high-precision workpieces with diameters under 2000mm. We further enhance our capabilities with 10 machining lathes designed for heavy workpieces and expansive tubesheets with diameters exceeding 2000mm. Our state-of-the-art facility houses 16 high-precision machining centers, including 6 three-axis, 3 four-axis, 3 five-axis, 3 expansive gantry machining centers, and a 2-meter horizontal machining center. This powerful equipment lineup ensures that every customer product, meticulously processed within our premises, achieves the utmost quality. We are dedicated to meeting the precise requirements of our clients, offering comprehensive product research and development solutions that empower your innovative pursuits with unmatched convenience and efficiency.
Harnessing the power of technology, our company employs a comprehensive online ERP system that seamlessly integrates with our workshop network—from raw material intake to the exit of finished products. Achieving a paperless production environment, we ensure the precision of data for each product, while maintaining stringent quality control at every stage. Through our digital processes, every production link is meticulously managed, ensuring that each stage meets the high-quality standards we uphold, delivering excellence and precision in every product delivered to our esteemed customers.
Our company takes pride in its state-of-the-art independent laboratories, equipped with an extensive range of testing equipment to guarantee product integrity and performance. This includes fully automatic direct reading spectrometers, portable spectrometers, sophisticated spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines. This advanced testing infrastructure underscores our commitment to the highest standards of quality assurance and product reliability.