Unifit Metal Alloys is a trusted manufacturer and supplier of Hastelloy Alloy C22 flanges, based in Mumbai, India. The product range includes ASTM B564 certified C22 flanges such as slip on, weld neck, lap joint, threaded, and blind flanges, available from size 1/2" to 48". Hastelloy C22 is a columbium-stabilized austenitic chromium-nickel steel with exceptional resistance to intergra... https://www.unifitmetalloys.com/hastelloy-c22-flanges-manufacturer-exporter.html