Control valves

Control valves

DN25

L

E

Blank

Blank

4

3

P

T

S

U

S

S

Blank

0.2

Kvs 10

Flanged PN16

4.1.59

L

E

4 3 P T S U S S .2

DN25

Kvs 10

Flanged PN16

Spira-trol

TM

selection guide:

Valve size

Valve series

Valve characteristic

Flange type

Flow

Material

Connections

Stem sealing

Seating

Type of trim

Trim balancing

Bonnet type

Bolting

Finish

Series

Kvs

Connection type

EN standard

ASME standard

L

E

F

L

A

Blank

Blank

T

3

4

6

1

3

P

H

N

D

V

T

G

S

W

P

K

S

A1

A2

P1

P2

P3

U

B

S

E

S

H

Blank

N

2

To be specified

To be specified

= DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80 and DN100

= 1⁄2", 3⁄4", 1", 11⁄4", 11⁄2", 2", 21⁄2", 3" and 4"

= L series 2-port control valve

= Equal percentage

= Fast opening

= Linear

= ASME

= EN (PN)

= under

= over

= Cast iron

= Carbon steel

= Stainless steel

= Screwed

= Flanged

= PTFE

= Graphite

= PTFE / Nitronic bush (DN15 to DN50 only)

= Bellows

= PTFE for vacuum

= 431 stainless steel

= PTFE soft seat

= 316L stainless steel

= 316L with stellite 6 facing

= Full PEEK

= PEEK soft seat

= Standard trim

= 1 stage anticavitation

= 2 stage anticavitation

= 1 stage low noise cage

= 2 stage low noise cage

= 3 stage low noise cage

= Unbalanced

= Balanced (only available LEA series)

= Standard

= Extended

= Standard bolting

= High temperature (only available LE series)

= Standard finish

= Nickel plated

= .2

Selection example:

-

-

-

How to order

Example: 1 off Spirax Sarco Spira-trol

TM

DN25 LE43PTSUSS.2 Kvs 10 two-port control valve having flanged PN16 connections.

Page 18 of 18

TI-S24-70 CH Issue 6

Spira-trol

TM

Two-port Control Valves EN Standard LE, LF and LL DN15 to DN100 and ASME Standard LEA, LFA and LLA 1⁄2" to 4"