Secondary Pressure Regulating Valves(Reducing Valves)〈The high-pressure gas certifications〉

Pressure on the secondary side is regulated by own strength. These are playing a vital role in automating operation of industrial plants and ship mechanism.

Setting pressure range Nominal diameter Model code
0.035 to 1.5 MPa 15A to 100A S-K411[ ]-S/BT2D-H
0.035 to 1.5 MPa 15A to 100A S-K411[ ]-ST2M-H
0.05 to 0.9 MPa 15A to 100A S-KGP-1000
0.2 to 1.2 MPa 15A to 20A S-K414[ ]-BF2D
0.3 to 2.84 MPa 15A to 25A S-K412A[ ]
0.2 to 1.2 MPa 40A to 50A S-K412[ ]-BF2D
0.02 to 0.1 MPa 15A to 100A S-K411[ ]-BD2D
0.02 to 0.15 MPa 40A to 100A S-K422[ ]-WD2M
0.1 to 0.8 MPa 40A to 150A S-K422[ ]-WP2M
0.1 to 0.7 MPa 20A to 65A S-K421[ ]-WP2M
※The minimum and maximum limits are indicated for the setting pressure range for each series.
Note that the secondary pressure range cannot be controlled by a single reducing valve.
The letter in [ ]in the model indicates the body material of the product.　C:SCPH2　S:SCS13A　 B:CAC406/3　D:FCD400

S-K411[ ]-S/BT2D-H

（Production range）

Nominal diameter 15A to 100A
Pressure Primary pressure : 0.2 to 3.5 MPa
Secondary pressure : 0.035 to 1.5 MPa (Setting range)
Applicable fluid Gas
Max. service temp. －20 to 75℃
Body material SC, SCS, CAC
Detection
mechanism		 Pilot
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S-K411[ ]-ST2M-H

（Production range）

Nominal diameter 15A to 100A
Pressure Primary pressure : 0.2 to 3.0 MPa
Secondary pressure : 0.035 to 1.5 MPa (Setting range)
Applicable fluid Steam
Max. service temp. MAX. 290℃
Body material SC, SCS, CAC
Detection
mechanism		 Pilot
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S-KGP-1000

（Production range）

Nominal diameter 15A to 100A
Pressure Primary pressure : 0.1 to 1.0 MPa
Secondary pressure : 0.05 to 0.9 MPa (Setting range)
Applicable fluid Steam
Max. service temp. MAX. 220℃
Body material FCD
Detection
mechanism		 Pilot
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S-K414[ ]-BF2D

（Production range）

Nominal diameter 15A to 20A
Pressure Primary pressure : 0.3 to 3.0 MPa
Secondary pressure : 0.2 to 1.2 MPa (Setting range)
Applicable fluid Gas
Max. service temp. -20 to 75℃
Body material SC,SCS
Detection
mechanism		 Diaphragm
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S-K412A[ ]

（Production range）

Nominal diameter 15A to 25A
Pressure Primary pressure : 0.3 to 2.84 MPa
Secondary pressure : 0.2 to 1.2 MPa (Setting range)
Applicable fluid Gas
Max. service temp. －20 to 75℃
Body material SCS, CAC
Detection
mechanism		 Diaphragm
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S-K412[ ]-BF2D

（Production range）

Nominal diameter 40A to 50A
Pressure Primary pressure : 0.3 to 2.84 MPa
Secondary pressure : 0.2 to 1.2 MPa (Setting range)
Applicable fluid Gas
Max. service temp. －20 to 75℃
Body material SCS, CAC
Detection
mechanism		 Diaphragm
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S-K411[ ]-BD2D

（Production range）

Nominal diameter 15A to 100A
Pressure Primary pressure : 0.1 to 0.7 MPa
Secondary pressure : 0.02 to 0.1 MPa (Setting range)
Applicable fluid Gas
Max. service temp. －20 to 75℃
Body material FCD, SC, SCS, CAC
Detection
mechanism		 Diaphragm
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S-K422[ ]-WD2M

（Production range）

Nominal diameter 40A to 100A
Pressure Primary pressure : 0.1 to 0.7 MPa
Secondary pressure : 0.02 to 0.15 MPa (Setting range)
Applicable fluid Liquid, Gas
Max. service temp. －20 to 60℃
Body material FCD, SC, SCS, CAC
Detection
mechanism		 Diaphragm
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S-K422[ ]-WP2M

（Production range）

Nominal diameter 40A to 150A
Pressure Primary pressure : 0.2 to 1.6 MPa
Secondary pressure : 0.1 to 0.8 MPa (Setting range)
Applicable fluid Liquid
Max. service temp. －20 to 120℃
Body material FCD,SC,SCS,CAC
Detection
mechanism		 Piston
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S-K421[ ]-WP2M

（Production range）

Nominal diameter 20A to 65A
Pressure Primary pressure : 0.2 to 1.0 MPa
Secondary pressure : 0.1 to 0.7 MPa (Setting range)
Applicable fluid Liquid
Max. service temp. －20 to 100℃
Body material SCS,CAC
Detection
mechanism		 Piston
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