We show the practical steps and results so you can judge suitability quickly. In this video, we demonstrate how TOBO INDUSTRIAL manufactures and applies CuNi 70/30 flanges for chemical industry use. You'll see the complete production workflow, quality control procedures, and real-world applications of these corrosion-resistant flanges in demanding chemical environments. Learn about material specifications, testing protocols, and how our experienced engineering team ensures these critical components meet international standards for safety and performance.