Knife Gate Valve: Series 746 Bidirectional Slurry Valves

Compact, Durable Wafer-Style Valve with Molded Urethane Liner for Seamless Media Protection

Engineered for Reliability, Featuring a One-Piece Iron Body and Superior Gasket-Free Sealing

The Series 746 bidirectional knife gate valve features a one-piece urethane liner molded throughout the body and chest providing Class VI shutoff in the most abrasive applications. The liner extends over the front face of the body, ensuring total protection from abrasive media and eliminating the need for additional gaskets. The one-piece, durable ductile iron body is offered in a compact wafer style for ease of handling and installation.

Specifications

Size Range

NPS 2 to 24 / DN 50 to 600

Body Materials

Ductile Iron, Carbon Steel (WCB) CF8 Stainless Steel, CF8M Stainless Steel, CF3M Stainless Steel

Stem Materials

304 Stainless Steel

Body Style

Single Piece, Wafer

Gate Materials

316, 317 Stainless Steel, SAF 2507, SAF 2205, 17-4PH, Hastelloy® C, Monel®

Liner Maximum Temperature

176°F (80°C)

Design Standard

Manufacturer Standard

Packing Maximum Temperature

Impregnated PTFE: 450°F (232°C)
PTFE/Buna-N: 194°F (90°C)

Testing Standard

MSS SP151

Certifications

ATEX, TR CU

Face to Face

Manufacturer Standard

Actuator Options

Handwheel, Bevel Gear, Pneumatic, Hydraulic, Electric

Downloads

Product Brochure

Bidirectional Slurry Valves Series 746

Product Brochure

Knife Gate And Slurry Valves Product Guide

Bidirectional Knife Gate Valve Series 746 Features

A. Stem Cover

Protective stem cover is standard increasing cycle life in hazardous environments.
B. Packing Gland

Live-loaded packing gland extends gate life preventing leakage and discharge from top of valve.
C. Body

Standard one piece ductile iron body with molded urethane liner throughout.
D. Liner

Urethane body liner is rated up to 80°C/176°F and completely protects valve body from abrasive line media. (UMP 241 90 Shore, PTMEG-TDI)
E. Unrestricted Flow Path

Unrestricted flow path with minimal pressure drop achieved through full port valve design for extended valve life.
F. Gate

Robust gate available in a wide range of corrosion resistant alloys to suit the application.
G. Seat

Seat and port designed to be flush eliminating cavities where media can collect and prevent full gate closure.

Bidirectional Polyurethane Lined Knife Gate Valve

Series 746HP

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