4415.7412 Leser United States Sales
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Technical Specification
Type 441 DIN,
closed spring cap, gas-tight cap H2,
for vapors, gases and liquids
Technical specification:
Order code output, line 1: K7TM33MB1K4XH03K3FP2AJ36X00H88
Order code output, line 2: H84H51H47H23L8JJ52L64L49H01
Housing material: (H23)
0.7043 (GGG40.3)
Nominal diameter inlet DN 50
Nominal diameter outlet DN 80
d0 (ASME DIN) mm 46
Outflow rate D/G: 0.35
effluent rate F: 0.26
Flange pressure stage inlet H47
PN 40 according to DIN EN 1092
flange pressure stage outlet H51
PN 16 according to DIN EN 1092
Flange sealing surface inlet: H84
shape B1 (rough) according to DIN EN 1092
Flange sealing surface outlet: H88
shape B1 (rough) according to DIN EN 1092
Response pressure: 7.50
Pressure unit: bar-g
Response pressure bar-g 7.50
Response pressure in psi-g: 108.78
Cold setting pressure [bar-g] 7.50
Cold setting pressure [psi-g] 108.78
Operating temperature: 40
Temperature unit: °C - Celsius
operating temperature [°C] 40.00
Operating temperature in °F: 104
Plate, metallic/Wst.: (L49)
made of material: 1.4122
Sealing ring material: (MB1)
Sealing ring made of graphite/1.4401
Spring hood material: (J36)
Spring material 0.7043 (GGG 40.3)
(X00)
Stroke limitation: (J52)
Limiting stroke with adjusting screw according to LDES 3001.61 (cap H2)
Stroke limited to [mm] 4.4
Guide disc material: (K3F)
Guide disc material: 1.0501
Spindle material (K4X)
Spindle material:1.4021
Compression screw material: (K7T)
1.4104/ 430F+ PTFE/ glass
Stud screws Wst. Item 55 (L8J)
Stud screw material pos. 55:1.7225/ SA-193 B7/SA-320 L7
Hexagon nuts Wst. Item 56 (L9J)
Material hexagon nuts pos. 56:1.7225/SA-194 Gr.7/SA-3207L
colouring (P2A)
1-layer coating system in RAL 5005 according to LID 1608.03
Acceptance: 1-coat coating system in RAL 5005 according to LID 1608.03
(M33)
Verification of the set pressure test (TRB 513 4.2, TRD 504 3.3.4): EN
10204-3.2 (TÜV-North)
Material quality certificate for: (H01)
Enclosures — position 1 with material quality certificate 3.1 according to DIN EN 10204
Documentation: (H03)
READER CGA Certificate for Global Application acceptance test certificate 3.1 according to DIN
EN 10204
Design according to serial no.: 10563909