SECTIONAL VALVE 50L GS

SECTIONAL VALVE 50L GS

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TECHNICAL INFORMATION

WORKING CONDITIONS

This catalogue shows technical specifications and diagrams measured with mineral oil of 46 mm2/s – 46cSt viscosity at 40°C temperature.

Nominal flow rating

 

50 l/min.

 

Max. flow

 

70 l

 

Operating pressure (max.)

Series-parallel (tandem) circuit

315 bar

4600 psi

Back pressure (max.)

on outlet port T

25 bar

360 psi

Internal leakage A(B)®T

Dp=100 bar – 1450 psi fluid and valve at 40°C

3cm3/min.

0.18 in3/min.

Hydraulic fluid

 

Mineral base oil

 

Fluid temperature

with NBR seals

from - 20° to 80°C

 

with FPM (VITON) seals

from - 20° to 100°C

 

Viscosity

operating range

from 15 to 75 mm2/s

from 15 to 75 cSt

Min.

12 mm2/s

12 cSt

Max.

400 mm2/s

400 cSt

Max. level of contamination

 

19/16 – ISO 4406

 

Tie rods tightening torque

(wrench 13)

 

30 Nm

22 lbft

 

STANDARD THREADS

REFERENCE STANDARD

 

 

BSP

UN-UNF

METRIC

THREAD

ACCORDING TO

 

ISO 228/1

ISO 263

ISO 262

 

BS 2779

ANSI B1.1 unified

 

CAVITY DIMENSION

ACCORDING TO  

ISO

1179

11926

9974-1

SAE

 

J1926

J2244

DIN

3852-2

shape X o Y

 

3852-1

shape X o Y

PORTS THREAD

MAIN PORTS

BSP

OPTIONAL

UN-UNF

METRIC

Inlet P

G 3/8

G 1/2

3/4 – 16 (SAE 8)

M18x1,5

Working ports A and B

G 3/8

G 1/2

9/16 – 18 (SAE 6)

M18x1,5

Outlet T and carry-over C

G 1/2

-

3/4 – 16 (SAE 8)

M22x1,5

PILOT PORTS

Hydraulic ports

G 1/4

 

-

-

Pneumatic ports

G 1/8

 

-

-

 

DIMENSIONAL DATA

APPLICATION AREAS