High Precision 304 DIN4533 FF Blind Flange

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 exceptional local advantages, and leveraging the convenient and efficient raw material supply from Qingshan Holdings Group, we have established a comprehensive production system for Long'an Flange. Our strong forging process and advanced machining capabilities ensure a seamless production experience, setting us apart in the industry.
Currently, the company boasts over a hundred CNC lathes capable of processing high-precision workpieces with diameters under 2000mm. Additionally, we have 10 large machining lathes for diameters exceeding 2000mm, specifically designed for heavy workpieces and large tubesheets. Our facility is further enhanced with 16 cutting-edge high-precision 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 state-of-the-art equipment ensures that every customer product is processed within the factory, maintaining stringent quality control at every stage, and achieving the high-precision standards demanded by our clientele. Our powerful equipment configuration comprehensively fulfills all product research and development requisites, offering the most convenient and efficient services to drive customer innovation.
The company operates a complete online ERP system that fully integrates the workshop network, from raw material entry to finished product dispatch. This paperless production process guarantees data accuracy for every product. Concurrently, the system facilitates meticulous quality control at each production phase, utilizing digital processes to oversee every step and ensuring product quality consistently meets rigorous standards at every stage.
The company also houses independent laboratories and is equipped with a diverse 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. This comprehensive testing infrastructure ensures that all products meet the highest quality benchmarks.