Ref. 850A/94 Knife Gate Valve Bidirectional

SKU: 850A-94

GENERAL CHARACTERISTICS:

QM Series No groove bi-directional seal knife gate valve, cast iron body with the over all structure knife gate valve, including valve body, gate, and U-shaped flexivle seal at the bottom of the body with grooves. When the valve is closed, the bottom of the gate edge contact with the seal and then compress the seal into the groove in the body and sealed gate realizaiton; when the gate opens, separate gate from the bottom edge of the seal, seal will bounce to same level as groove, which will prevent the media sedment accumulated in the body cavity of the groove, no clogging , no residue, pipe easy to clean, so as to effectively improve the sealing effect knife gate valve to prevent leakage when the valve is closed.

Features:

Type: Wafer, Lug, Flange

Bi-directional seal

2PC Body Design

Full Port Design

Fluid without retention in valve body

2PC Strong Yoke Design

Mixed with Variety of materials Packing

Product Info

Operation: Handwheel, Gear Box, Electric, Pneumatic, Hydraulic, Sprocket

Maing Material: GGG40, WCB, CF3M, CF8M, CF8

Wedge Material: SS316L, SS304

Sealing Material: EPDM

Packing: Aramid fiber, hig-water based rubber packing graphity wheel

Application

Applicable for coal in power plant, slag discharge, sewafe treatment, food, paper making, medicine, petroleum, gold powder, slag, coal, pulp, wood pulp, tailings, fibers, dust, chemicals, sewage treatment, sedimentation tanks, asphalt, bunker export, fruit juices, cereals, slaughter plant waste and other media.

Norms and Standard Quality

Design Standard: MSS SP-81

Flange Standard: DIN PN10/16, 150LB, JIS 10K, TABLE E/D

Face to Face: MSS SP-81

Testing Standard: API-598