Deyi High Quality Nice Price Hygienic Tri-Clamp Stainless Steel 304/316L Aseptic K25.4/K50.5 Sample Valve. Dual Seal Configurations: PTFE/EPDM for cost-effective use or hard-metal for abrasive products. FDA Compliant Materials: All seal materials comply with FDA 177.2600 for food safety. Multiple Connection Options: Available in Clamp, NPT, Weld, Male, and Flange connections. 3-Year Warranty Coverage: Covers all stainless steel products excluding gaskets. Custom Material Selection: Available in 304, 304L, and 316L stainless steel grades. Fast Delivery Time: 7-10 days for normal products; 15-25 days for bulk orders.