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Pilot Pressure Type

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Pilot Pressure Type

Specifications

Main performance specification
Nominal pressure PN PN 300 600 900 1500
Shell Strength Ps(MPa) 3 7.5 15 22.5 38
Setting pressure Pk(MPa) 0.1-2 1.6-5 3.2-10 8-25 10-25
Sealing Pressure Pm(MPa) 90%PK
Seating pressure Ph(MPa) ≥90%PK
Discharge pressure Pp(MPa) ≤1.1PK
Opening height H(mm) ≥1/4do
Applicable temperature ≤250℃
Applicable medium Air, water, oil, vapor, corrosive media
Main throat diameter code
Designation Diameter Designator Diameter
D 10 L 50
E 13 M 55
F 16 F 16 60
G 20.5 P 72
H 26 Q 96
J 33 R 115
K 40 T 148
Main external dimensions
Caliber Channel Diameter Flow Inlet pressure level Outlet pressure level Structure size Caliber Channel Diameter Flow Inlet Pressure Level Outlet Pressure Level Structure size
L L1 C L L1 L1
1x2 D.E.F 150 150 115 105 106 2x3 G.H.J 150 150 124 130 457
300 150 115 105 106 300 150 124 130 457
600 150 115 105 106 600 150 124 130 457
900 300 121 125 508 900 300 171 167 559
1500 300 121 125 508 1500 300 171 167 559
2500 300 121 125 508 2500 300 171 178 584
11/2x2 D.E.F 150 150 121 124 432 3x4 J.K.L 150 150 162 165 483
300 150 121 124 432 300 150 162 165 483
600 150 121 124 432 600 150 162 162 483
900 300 140 149 533 900 300 181 190 610
1500 300 140 149 533 1500 300 181 190 610
2500 300 140 149 533 - - - - -
11/2x3 G.H 150 130 124 130 457 4x6 L.M.N.P 150 130 229 181 559
300 130 124 130 457 300 130 229 181 559
600 130 124 130 124 457 600 130 229 181 559
900 162 171 162 559 900 162 162 233 249 711
1500 162 171 162 171 559 162 559 162 162 233 249 711
2500 162 171 162 171 559 2500 162 264 249 711
6x8 Q.R 150 150 240 240 635 8x10 T 150 150 279 276 711
300 150 240 240 635 300 150 279 276 711
600 150 240 240 635 600 150 279 297 737

Downloads

  • 4305 Pilot-operated Pressure Type
    4305 Pilot-operated Pressure Type

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