Long an Stainless Steel Flange Blind Flange for Heavy-Duty Use

Established in 2013, Wenzhou Long'an Flange Co., Ltd. is strategically located at No. 620 Mingzhu Road, Longwan District, Shenzhou City, Zhejiang Province, China. Taking full advantage of Wenzhou's exceptional local benefits and leveraging the convenient and efficient raw material supply from Qingshan Holdings Group, we have built a robust production system for Longan flange. Our strong forging processes and sophisticated machining capabilities combine seamlessly to ensure unparalleled production quality and efficiency.
Our company boasts over a hundred CNC lathes designed for precision engineering of workpieces up to 2000mm in diameter. In addition, we have 10 machining lathes for larger heavy workpieces and tubesheets, ensuring versatility and capacity. With 16 high-precision machining centers, including six state-of-the-art three-axis, three four-axis, three five-axis, three large gantry machining centers, and a sophisticated 2-meter horizontal machining center, we guarantee that every product is meticulously crafted within our factory. This comprehensive equipment lineup ensures we meet the high-precision standards demanded by our clients. Our powerful equipment configuration fulfills all product research and development needs, offering unparalleled convenience and efficiency for innovative product development.
Our cutting-edge online ERP system fully integrates the workshop network from raw material intake to finished product dispatch, achieving seamless paperless production and ensuring precise data accuracy for every product. With this system, we maintain rigorous quality control across all production stages, utilizing digital processes to manage each link effectively. This ensures the consistent quality of every product meets stringent requirements at each stage of production.
Equipped with independent laboratories, our company is well-furnished with a range of advanced testing equipment. This includes fully automatic direct reading spectrometers, handheld spectrometers, spectral alloy analyzers, hydraulic universal material testing machines, and pendulum impact testing machines, ensuring comprehensive testing and quality assurance for our products.