Type 4412.4844 - Leser United States Sales

BRAND	Leser
Product	Type 4412.4844
Internal code	ONR4811713
Custom code	84814010
Technical specification	High performance safety valve, type 441 ANSI, closed spring hood, gas-tight ventilation H4, for vapors, gases and liquids Technical specification: Order Code Output, Line 1: K7TMB1K4XK3FP2AJ36X00L39H89H79 Order code output, line 2: H65H22L8JL64L49H01 Case material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certification: WCB, WCC, 1.0619) NPS 2" Nominal Size Entry NPS 3" Nominal Size Outlet d0 (ASME-DIN) [mm] 46.0 Outflow rate D/G: 0.70 Outflow rate F: 0.45 Inlet flange pressure level (H65) 300 lbs according to ASME B 16.5 Outlet flange pressure level (H79) 150 lbs according to ASME B 16.5 Flange sealing surface inlet: (H89) Serrated spiral finish (Ra = 3.2 - 6.3 μm) according to ASME B16.5 Outlet flange sealing surface: (L39) Serrated spiral finish (Ra = 3.2 - 6.3 μm) according to ASME B16.5 Response pressure: 10.00 Pressure unit: bar-g Response pressure [bar-g] 10.00 Response pressure in psi-g: 145.04 Cold setting pressure [bar-g] 10.02 Cold setting pressure [psi-g] 145.26 Operating temperature: 110 Temperature unit: °C - Celsius Operating temperature [°C] 110.00 Operating temperature in °F: 230 Metallic plate/Wst.: (L49) Made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring hood 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 wheel material: (K3F) Guide disc 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. hexagon nuts Item 56 (L9J) Material of hexagon nuts Pos. 56:1.7225/SA-194 size 7/SA-320 7L Material quality certificate for: (H01) Housing — position 1 with material quality certificate 3.1 in accordance with DIN EN 10204 Day no., valve 1: PSV - 71301 Type and location of tag no.: (M25) Labelling with tag (foil/ paper) 2. Identification, item (1): 754430901231 - Com: 61554 Type and location of the 2nd code: (M25) Labelling with tag (foil/ paper) General notes Version according to serial number 10964798.

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