KNIFE GATE VALVES

Equipped with the unique Wey sealing system, our knife gate valves are suitable for the most demanding of applications. They can handle a variety of differential pressure scenarios and abrasive and corrosive materials, not to mention extreme temperatures. They are available in different materials and come with multiple options.

Knife Gate Valve
features Wey knife gate valves
2 –
80 inch

Nominal size
0 –
1450 psi

Pressure rating
more than
100

Material options

Product series

All products
Knife gate valves
Butterfly valves
Control gates
Standards
Standards
DIN
ANSI
mm
inch
bar
psi
Design
Check valve
Centric butterfly valve
Double eccentric butterfly valve
Sluice gate
Stop log
Stop gate

Case shape
Wafer type body
Lug type body
Double flange body

Nominal sizes
0 inch
1 inch
1.25 inch
1.5 inch
2 inch
2.5 inch
3 inch
4 inch
5 inch
6 inch
8 inch
10 inch
12 inch
14 inch
16 inch
18 inch
20 inch
24 inch
26 inch
28 inch
30 inch
32 inch
36 inch
40 inch
42 inch
48 inch
56 inch
60 inch
64 inch
72 inch
80 inch


Material
Stainless steel
Cast iron
Ductile iron
Cast steel
Austenitic cast iron
Carbon steel
Cast tin-bronze
Cast aluminum-bronze
Cast aluminium
Special material

Pressure rating
0 psi
15 psi
30 psi
36 psi
45 psi
60 psi
150 psi
235 psi
365 psi
740 psi
1450 psi


Flange drilling
PN6
PN10
PN16
PN25
PN40
PN63
PN100
ANSI Class 150
ANSI Class 300
ANSI Class 600
BS10-D
BS10-E
AS2129-D
AS2129-E
DIN 11864-2
Special flange

Face to face dimension
EN 558 series 13
EN 558 series 14
EN 558 series 16
EN 558 series 20
EN 558 series 48
MSS-SP81
MSS-SP135 Class 150 short
MSS-SP135 Class 150 long
MSS-SP135 Class 300 short
MSS-SP135 Class 300 long
Special length

Width
0 inch
4 inch
6 inch
8 inch
20 inch
40 inch
48 inch
195 inch
250 inch


Head of water
0 feet
0.5 feet
4 feet
13 feet
16 feet
20 feet
50 feet


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W Series

W Series
Design: Case shape: Nominal sizes: 2 – 48 inch Material: Stainless steel, Carbon steel, Cast tin-bronze , Cast aluminum-bronze Pressure rating: 0 – 740 psi Flange drilling: ANSI Class 150, ANSI Class 300 Face to face dimension: MSS-SP135 Class 150 short, MSS-SP135 Class 150 long, MSS-SP135 Class 300 short, MSS-SP135 Class 300 long Width: inch Head of water: feet W Series

VL Series

VL Series
Design: Case shape: Nominal sizes: 2 – 36 inch Material: Stainless steel, Special material Pressure rating: 0 – 150 psi Flange drilling: ANSI Class 150 Face to face dimension: MSS-SP81 Width: inch Head of water: feet VL Series

VS Series

VS Series
Design: Case shape: Nominal sizes: 2 – 36 inch Material: Stainless steel, Special material Pressure rating: 0 – 150 psi Flange drilling: ANSI Class 150 Face to face dimension: MSS-SP81 Width: inch Head of water: feet VS Series

VM Series

VM Series
Design: Case shape: Nominal sizes: 2 – 26 inch Material: Ductile iron Pressure rating: 0 – 150 psi Flange drilling: ANSI Class 150 Face to face dimension: MSS-SP81 Width: inch Head of water: feet VM Series

DB Series

DB Series
Design: Case shape: Nominal sizes: 3 – 30 inch Material: Stainless steel, Special material Pressure rating: 0 – 150 psi Flange drilling: ANSI Class 150 Face to face dimension: Special length Width: inch Head of water: feet DB Series

TI3 Series

TI3 Series
Design: Case shape: Nominal sizes: 3 inch Material: Stainless steel Pressure rating: 0 – 150 psi Flange drilling: ANSI Class 150 Face to face dimension: MSS-SP81 Width: inch Head of water: feet TI3 Series

SG Series

SG Series
Design: Case shape: Nominal sizes: 2 – 26 inch Material: Cast steel, Special material Pressure rating: 0 – 150 psi Flange drilling: ANSI Class 150 Face to face dimension: MSS-SP81 Width: inch Head of water: feet SG Series

VN Series

VN Series
Design: Case shape: Nominal sizes: 2 – 56 inch Material: Stainless steel, Cast iron, Special material Pressure rating: 0 – 150 psi Flange drilling: PN10, BS10-D, BS10-E, AS2129-D, AS2129-E Face to face dimension: EN 558 series 20 Width: inch Head of water: feet VN Series

VG Series

VG Series
Design: Case shape: Nominal sizes: 6 – 8 inch Material: Cast iron Pressure rating: 0 – 60 psi Flange drilling: Special flange Face to face dimension: EN 558 series 20 Width: inch Head of water: feet VG Series

MF Series

MF Series
Design: Case shape: Nominal sizes: 2 – 80 inch Material: Cast iron, Ductile iron Pressure rating: 0 – 150 psi Flange drilling: PN6, PN10, PN16, ANSI Class 150, BS10-D, BS10-E, AS2129-D, AS2129-E Face to face dimension: EN 558 series 20 Width: inch Head of water: feet MF Series

MG Series

MG Series
Design: Case shape: Nominal sizes: 2 – 24 inch Material: Stainless steel, Ductile iron, Special material Pressure rating: 0 – 235 psi Flange drilling: PN10, PN16, ANSI Class 150, BS10-D, BS10-E, AS2129-D, AS2129-E Face to face dimension: EN 558 series 20 Width: inch Head of water: feet MG Series

MH Series

MH Series
Design: Case shape: Nominal sizes: 4 – 16 inch Material: Stainless steel, Ductile iron, Special material Pressure rating: 0 – 365 psi Flange drilling: PN25, ANSI Class 150, ANSI Class 300 Face to face dimension: EN 558 series 16 Width: inch Head of water: feet MH Series

DP Series

DP Series
Design: Case shape: Nominal sizes: 2 – 16 inch Material: Stainless steel, Cast iron, Ductile iron, Cast steel, Special material Pressure rating: 0 – 365 psi Flange drilling: PN10, PN16, PN25, ANSI Class 150 Face to face dimension: EN 558 series 20, Special length Width: inch Head of water: feet DP Series

HD Series

HD Series
Design: Case shape: Nominal sizes: 3 – 16 inch Material: Stainless steel, Cast steel Pressure rating: 0 – 1450 psi Flange drilling: PN40, PN63, PN100 Face to face dimension: Special length Width: inch Head of water: feet HD Series

HSI Series

HSI Series
Design: Case shape: Nominal sizes: 2.5 – 16 inch Material: Stainless steel Pressure rating: 0 – 235 psi Flange drilling: PN16, ANSI Class 150, DIN 11864-2 Face to face dimension: Special length Width: inch Head of water: feet HSI Series

VK Series

VK Series
Design: Case shape: Nominal sizes: 8 – 40 inch Material: Stainless steel, Cast iron, Special material Pressure rating: 0 – 36 psi Flange drilling: Special flange Face to face dimension: Special length Width: inch Head of water: feet VK Series

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