Samson 2417 Series Mounting And Operating Instructions page 19

Table 4: Materials · Material numbers according to DIN EN
Valve
Nominal pressure
Max. perm.
temperature
Body
Seat
Material
Plug
Seal
Guide bushing
Balancing bellows and
bellows seal
Actuator
Diaphragm cases
Diaphragm
Bellows housing
Bellows
In corrosion-resistant version (CrNi steel)
1)
Table 5: Dimensions in mm and weights in kg
Excess pressure valve
Valve size
Length L
Height H1
Forged steel
Height H2
Other materials
+10 % for all other materials
1)
Actuator with two diaphragms: 1 to 2.5 bar
2)
Actuator with two diaphragms: Height H + 50 mm
3)
EB 2517 EN
PN 16
300 °C
Spheroidal graphite
Cast iron
EN-GJL-250 EN-GJS-400-18-LT
PTFE with 15 % glass fiber · EPDM · NBR · FKM
Diaphragm actuator
Sheet steel S 235 JR (St 37-2)
EPDM · FKM· NBR · EPDM with PTFE
protective facing
–
–
DN 15 DN 20 DN 25 DN 32 DN 40 DN 50 DN 65 DN 80 DN 100
130 150
335
53 –
44
Design and principle of operation
Type 2417
PN 25
350 °C
iron
CrNi steel
CrNi steel
CrNi steel
Stainless steel 1.4571
Type 2413
1)
1.5415/1.4301 (stainless steel only)
Type 41-73
160 180 200
390
70 – 92
72
PN 40
Cast steel Stainless steel
1.0619 1.4408
CrNiMo steel
CrNiMo steel
Bellows actuator
–
–
1.4571
230 290 310
510
98 – 128
98
350
525
–
118
19