4421.4425 - Leser Suomi Sales

BRAND	Leser
Product	4421.4425
Description	High performance safety valve
Internal code	IMP4251572
Custom code	84814010
Technical specification	Type 442 DIN, open spring cover, ventilation H3, for vapors, gases and liquids Technical specification: Order code output, line 1: K7TMB1K4XL50K3FP2AJ36X00H88H84 Order code output, line 2: H51H45H23L8JL64L49 Case material: (H23) 0.7043 (GGG40.3) Material note: ABW.Material is delivered! Nominal diameter inlet DN 65 Nominal diameter outlet DN 100 d0 (ASME-DIN) [mm] 60.0 Outflow rate D/G: 0.70 Outflow rate F: 0.45 Inlet flange pressure stage (H45) PN 16 in accordance with DIN EN 1092 Flange hole pattern entry: 4 hole circle in accordance with DIN EN 1092 Outlet flange pressure stage (H51) PN 16 in accordance with DIN EN 1092 Inlet flange sealing surface: (H84) Form B1 (rough) in accordance with DIN EN 1092 Outlet flange sealing surface: (H88) Form B1 (rough) in accordance with DIN EN 1092 Response pressure: 7.00 Pressure unit: bar-g Response pressure [bar-g] 7.00 Response pressure in psi-g: 101.53 Cold set pressure [bar-g] 7.00 Cold setting pressure [psi-g] 101.53 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic/Wst.: (L49) Made of material: 1.4122 Seal material: (MB1) Graphite sealing ring/1.4401 Spring cover material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Colouring: (P2A) 1-layer coating system in RAL 5005 in accordance with LID 1608.03 Guide plate material: (K3F) Guide plate material: 1.0501 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Wst stud screws Item 55 (L8J) Material of stud screws Pos. 55:1.7225/ SA-193 B7/ SA-320 L7 Wst hexagonal nuts Item 56 (L9J) Material of hexagonal nuts Pos. 56:1.7225/SA-194 Gr.7/SA-320 7L Pressure setting: (L50) Valve adjusted, but setting pressure not embossed on type plate

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