Vatac Knife Gate Valves Size Range: 2" to 42" N. B. Pressure Classes: ANSI 150, PN6, PN10, PN16 End Connections: Flanged & WAFER Materials (Standard) Standard Constructions Steel: Cast Carbon Steel A216 Gr WCB Body and Bonnet. F316 Stem & Gate, Resilient or Metal Seating Stem packing PTFE / graphite composite. Manufacturing to NACE MR-01-75 on request. Available also in low temperature steels, low alloy steels, stainless steels, duplex type stainless steels and other exotic materials. Various trim materials available to suit service conditions. Operation Manual, Electric, Hydrau-Pneumatic Actuator Standards Compliance MSS SP-81, JB/T 8691 Face to Face Dimension: MSS SP-81 Pre-temperature Rating: ANSI B16.34 Flanged Dimension: ANSI B16.5, DIN2533; JB79; GB/T 9113; HG20592 Inspect & Test: API 598, GB/T 13927; JB/T 9092 Quality Assurance Accredited with ISO 9001 and API Q1 & CE Quality Assurance Programmes.
