| BRAND | Leser |
| Product | Type 4421.4425 |
| Description | Safety valve |
| Internal code | IMP5023788 |
| Technical specification | High performance conventional version Tag number reader order code link K7TMB1K4XK3FP2AJ36X00H88H84H51H45H23L8JL64L49 X Operational conditions 201 medium - aggregate state - 202 Response pressure 9.00 bar-g CDTP 9.00 bar-g 203 min. external backpressure - operating temperature 20 °C 204 Maximum external backpressure - self-backpressure - xValve data 301 Item number 4421.4425 Ventilation H3 Ventilation, open 302 Valve type Conventional design Standard dimensions (a, b, h) 170mm, 140mm, 693 mm 303 d0 60.0 mm Weight 36.1 kg 304 flow cross section 2,827.4 mm² Outflow rate (D/G) ASME | PED 0.000 | 0.700 standard 305 Orifice according to API 520 not available Outflow rate (F) ASME | PED 0.000 | 0.450 standard 306 DN 65 DN 100 307 connection entry PN 16 DIN EN 1092 outlet connection PN 16 DIN EN 1092 308 Form B1: “rough” DIN EN1092 Form B1: “rough” DIN EN1092 309 Housing material 0.7043/GGG 40.3 - CS seat bush/ seat Material 1.4404/316L - SS 310 Spring cover material 0.7043/GGG 40.3 - CS plate material 1.4122 - SS, hardened 311 Spring material EN 10270-2-FDSiCr 312 Spring pressure range min. [bar-g] 5.00 Spring pressure range max. [bar-g] 9.01 |
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