Control valves

Control valves

Spira-trol

TM

selection guide

DN40

K

E

A

T

4

3

D

K

P1

B

S

S

.2

Cv30

Flanged ASME 300

Valve size

Valve series

Valve

characteristic

Type of flange

Flow

Body material

Connections

Stem sealing

Seating

Type of trim

Trim balancing

Bonnet type

Bolting

Finish

Series

Kvs (Cv)

Connection type

DN15 to DN300

J = J series 2-port control valve

K = K series 2-port control valve

L = L series 2-port control valve

E = Equal percentage

F = Fast opening

L = Linear

Blank = EN

A = ASME (ANSI)

Blank = Flow under

T = Flow over

3 = Cast iron

4 = Carbon steel

6 = Stainless steel

7 = SG iron

8 = Alloy steel

1 = Screwed

2 = Socket Welded

3 = Flanged

4 = Butt Welded

N = PTFE/Nitronicbush

P = PTFE

H = Graphite

D = Bellows / Graphite secondary seals

B = Bellows / PTFE chevron seals

C = Bellows / Graphite seals

T = 431 stainless steel

P = Full PEEK seat

G = PTFE soft seat

S = 316L stainless steel

W = 316L with stellite 6 facing

K = PEEK soft seat

S = Standard trim

P1 = Low noise cage 1 stage

P2 = Low noise cage 2 stage

P3 = Low noise cage 3 stage

A1 = Anti-cavitation cage 1 stage

A2 = Anti-cavitation cage 2 stage

U = Unbalanced

B = Balanced

S = Standard

E = Extended high temperature

S = Standard

H = High temperature

Blank = Standard

N = ENP coating

.2 = .2

To be specified

To be specified

Selection example:

-

-

-

Available spares

Balanced gasket set

TI-S24-59 CH Issue 4

Balanced and Multi-stage Trim Options for Spira-trol

TM

Two-port Control Valves

Parts 1, 2

Page 9 of 9

K E A T 4 3 D K P1 B S S .2

DN40

Cv 30

Flanged ASME 300

4.1.68