By use: Thermal power, IPP, Private power generation
![](img/thermal/thermal_img01.jpg)
Low- and medium-pressure wedge gate valve
Nominal diameter (mm) | 15~600 |
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Pressure class | 150~900Lb |
Main pressure-resistant materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img02.jpg)
High-pressure wedge gate valve
Nominal diameter (mm) | 15–600 |
---|---|
Pressure class | 1500–4500 lbs. |
Main pressure-resistant materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img03.jpg)
Low- and medium-pressure parallel slide valve
Nominal diameter (mm) | 15–600 |
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Pressure class | 150–900 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img04.jpg)
High-pressure parallel slide valve
Nominal diameter (mm) | 15–600 |
---|---|
Pressure class | 1500–4500 lbs. |
Main pressure-resistant materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img05.jpg)
Open safety valve
Nominal diameter (mm) | 40–200 |
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Fluid | Steam |
Pressure range | 0.1–42.9 MPa max. |
Temperature range | 650°C max. |
Materials | Carbon steel, Cr-Mo steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img06.jpg)
Sealed relief valve
Nominal diameter (mm) | 20–200 |
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Fluid | Gas, liquids (water), steam |
Pressure range | 0.1–46.2 MPa *1 |
Temperature range | Room temperature to 373°C *1 |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards) |
- *1
- Pressure range and temperature range vary with the fluid.
![](img/thermal/thermal_img07.jpg)
Electromagnetic relief valve (PCV)
Nominal diameter (mm) | 50•65 |
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Fluid | Steam |
Pressure range | 42.9 MPa max. |
Temperature range | 650°C max. |
Materials | Cr-Mo steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img08.jpg)
General-purpose safety valve (type S1627)
Nominal diameter (mm) | 20•25•40•50 |
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Fluid | Steam, gas (air, nitrogen) |
Pressure range | 0.1–2.2 MPa |
Temperature range | Room temperature to 225C |
Materials | JIS SCS13A |
![](img/thermal/thermal_img09.jpg)
Low- and medium-pressure small-diameter Globe valve
Nominal diameter (mm) | 15–50 |
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Pressure class | 900 lbs. (900-lb. rating can also substitute for 150–600 lbs.) |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img10.jpg)
Low- medium-pressure large-diameter Globe valve
Nominal diameter (mm) | 65–300 |
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Pressure class | 1500–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img11.jpg)
High-pressure small-diameter Globe valve
Nominal diameter (mm) | 15–50 |
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Pressure class | 1500, 2500, 4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img12.jpg)
High-pressure large-diameter Globe valve
Nominal diameter (mm) | 65–200 |
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Pressure class | 1500–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img13.jpg)
Low- and medium-pressure Y valve
Nominal diameter (mm) | 15–50 & 65–300 |
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Pressure class | 150–900 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img14.jpg)
High-pressure Y valve
Nominal diameter (mm) | 15–50 & 65–200 |
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Pressure class | 1500–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img15.jpg)
Low- and medium-pressure angle valve
Nominal diameter (mm) | 15–50 & 65–300 |
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Pressure class | 150–900 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img16.jpg)
High-pressure angle valve
Nominal diameter (mm) | 15–50 & 65–200 |
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Pressure class | 1500–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img17.jpg)
Low- and medium-pressure swing check valve
Nominal diameter (mm) | 65–400 |
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Pressure class | 150–900 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img18.jpg)
High-pressure swing check valve
Nominal diameter (mm) | 65–400 |
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Pressure class | 1500–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img19.jpg)
Medium-pressure lift check valve
Nominal diameter (mm) | 15–50 |
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Pressure class | 900 lbs. (900-lb. rating can also substitute for 150–600 lbs.) |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img20.jpg)
High-pressure lift check valve
Nominal diameter (mm) | 15–50 |
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Pressure class | 1500, 2500, 4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img21.jpg)
Low- and medium-pressure tilting check valve
Nominal diameter (mm) | 50–600 |
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Pressure class | 150–900 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img22.jpg)
High-pressure tilting check valve
Nominal diameter (mm) | 50–500 |
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Pressure class | 1500–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img23.jpg)
Low- and medium-pressure screw-down stop check valve
Nominal diameter (mm) | 15–600 |
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Pressure class | 150–900 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img24.jpg)
High-pressure screw-down stop check valve
Nominal diameter (mm) | 15–400 |
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Pressure class | 1500–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img25.jpg)
Bleed check valve
Nominal diameter (mm) | 200–600 (Contact us regarding large valves.) |
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Pressure class | 150–900 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img26.jpg)
High-capacity flow meters (orifice block)
Nominal diameter (mm) | 400–650 |
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Pressure class | 2000–2500 lbs. |
Materials | Carbon steel (JIS, ASME and ASTM standards) |
![](img/thermal/thermal_img27.jpg)
Low-temperature reheat steam pipe water pressure stop valve (isolation devices)
Nominal diameter (mm) | More than 1,000 based on field-proven results |
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Pressure class | Determined individually according to design pressure and temperature |
Materials | Carbon steel (JIS, ASME and ASTM standards) |
![](img/thermal/thermal_img28.jpg)
Needle valve for low and medium differential pressures
Nominal diameter (mm) | 15–200 |
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Pressure class | 150–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |
![](img/thermal/thermal_img29.jpg)
Needle valve for high differential pressures
Nominal diameter (mm) | 15–200 |
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Pressure class | 1500–4500 lbs. |
Materials | Carbon steel, Cr-Mo steel, stainless steel (JIS, ASME and ASTM standards and interpretation of technical standards for steel for thermal power generation equipment) |