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Pressure Reducing Valve for Steam

Pressure Reducing Valve for Steam

RP-6 Pilot type

RP-6
Model RP-6
Size 15 - 200
Applicable fluid / temperature Steam/Max. 184 Deg.C
Applicable
primary pressure		 Max. 1.0MPa
Adjustable
secondary pressure		 0.03 - 0.8MPa
Maximum
reducing rate		 20 : 1
Minimum pressure
differential across the disc		 Size : 15～80 / 0.05MPa
Size : 100～200 / 0.07MPa
Materials(Body/Trim) Body : Cast iron
Disc & Seat : Stainless steel
End connection Flanged JIS 10KFF
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RP-8 Stainless steel, Pilot type
RP-8
Model RP-8
Size 32 - 80
Applicable fluid / temperature Steam/Max. 200 Deg.C
Applicable
primary pressure		 Max. 1.0MPa
Adjustable
secondary pressure		 0.03 - 0.8MPa
Maximum
reducing rate		 20 : 1
Minimum pressure
differential across the disc		 0.05MPa
Materials(Body/Trim) Body : Stainless steel
Disc & Seat : Stainless steel
End connection Flanged JIS 10KFF
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RP-7 Pilot type
RP-7
RP-7
Model RP-7
Size 15 - 25
Applicable fluid / temperature Steam/Max. 220 Deg.C
Applicable
primary pressure		 Max. 1.6MPa
Adjustable
secondary pressure		 0.03 - 0.4MPa
0.3 - 0.8MPa
Maximum
reducing rate		 20 : 1
Minimum pressure
differential across the disc		 0.05MPa
Materials(Body/Trim) Body : Cast bronze
Disc & Seat ring : Stainless steel
End connection Screwed JIS Rc
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RD-30 Direct operating type
RD-30
Model RD-30
Size 15 - 40
Applicable fluid / temperature Steam/Max. 184 Deg.C
Applicable
primary pressure		 Max. 1.0MPa
Adjustable
secondary pressure		 0.02 - 0.2, 0.15 - 0.4MPa
Maximum
reducing rate		 20 : 1
Minimum pressure
differential across the disc		 0.02MPa
Materials Body : Cast iron
Disc & Seat ring : Stainless steel
Diaphragm : Synthetic rubber
End connection Screwed JIS Rc
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RD-40, 41, 41F Direct operating type
RD-40
RD-40
Type of conn. Cast bronze, 
Screwed type		 Stainless steel, 
Screwed type		 Stainless steel,
Flanged type
Model RD-40 RD-41 RD-41F
Size 15 - 25
Applicable fluid / temperature Steam/Max. 220 Deg.C
Applicable
primary pressure		 Max. 1.0MPa
Adjustable
secondary pressure		 0.02 - 0.8MPa
Maximum
reducing rate		 20 : 1
Minimum pressure
differential across the disc		 0.02MPa
Materials(Body/Trim) Body : Cast bronze Body : Stainless steel
Trim : Stainless steel
End connection Screwed JIS Rc Flanged JIS 10KRF
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[Note] Applicable primary pressure in 1.6MPa is also available upon request.
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