SAFETY VALVE, TYPE:4414.4804, INLET SIZE:DN250 PN40, OUTLET SIZE:DN350 PN16, SET PRESSURE:0.5BAR,FLANGE FACING IN/OUT:FORM B1 ACCORDING TO EN 1092,ORDER CODE OUTPUT LINE:M33H03X00H88H84H51H47H25H01, TAG.NO:SV1003, MFG:GEBER. LESER KG

Technical specification:
Body material: (H28)
1.4408 / CF8M
Nominal diameter inlet: DN 250
Nominal diameter outlet: DN 350
d0 (ASME-DIN) [mm] 200,0
Alpha d S/G: 0,60
Alpha d L: 0,52
Pressure rating inlet: (H47)
PN 40 according to DIN EN 1092
Pressure rating outlet: (H51)
PN 16 according to DIN EN 1092
Flange facing inlet: (H84)
form B1 according to EN 1092
Flange facing outlet: (H88)
form B1 according to EN 1092
Set pressure: 0,50
Pressure unit: bar-g
Set pressure [bar-g] 0,50
Set pressure in [psi-g] 7,25
CDTP [bar-g] 0,50
CDTP [psi-g] 7,25
Operating temperature: 50
Temperature unit: °C - Celsius
Operating temperature in °C: 50,00
Operating temperature in °F: 122
Seat: (L61)
seat with stellited sealing surface
Metal disc / mat.: (L44)
disc material 1.4404 / 316L
Gasket material: (MB1)
gasket material Graphite/1.4401
Drain hole: (J19)
G 1/2 plugged (plug screw 1.4401)
Bonnet material: (J54)
Bonnet material 1.4408 / CF8M, casted design
Spring material: (X00)
default material
Guide material: (K3X)
Guide material: 1.4408 / CF8M
Spindle material: (K4Z)
Spindle material: 1.4404 / 316L
Adjusting screw material: (K7U)
1.4401/ 1.4404/ 316/ 316L + PTFE/ glass
Stud bolt material Pos. 55 (L8K)
Material stud bolts pos. 55: 1.4401/A4-70/SA-193+320 B8M
Nuts material Pos. 56 (L9K)
Material nuts pos. 56: 1.4401/A4-70/SA-194-8M
Brackets: (H42)
Brackets drilled

Inspections: (M33)
inspection certificate for set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2
(TÜV-Nord)
Material certification for: (H01)