By use: Petroleum/Petrochemical, LNG (other plants)
Low- and medium-pressure wedge gate valve
| Nominal diameter (mm) | 15～600 |
|---|---|
| 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) |
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) |
Low- and medium-pressure parallel slide valve
| Nominal diameter (mm) | 15–600 |
|---|---|
| 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) |
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) |
Open safety valve
| Nominal diameter (mm) | 40–200 |
|---|---|
| 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) |
Sealed relief valve
| Nominal diameter (mm) | 20–200 |
|---|---|
| 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.
Low- and medium-pressure small-diameter Globe valve
| Nominal diameter (mm) | 15–50 |
|---|---|
| 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) |
Low- medium-pressure large-diameter Globe valve
| Nominal diameter (mm) | 65–300 |
|---|---|
| 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) |
High-pressure small-diameter Globe valve
| Nominal diameter (mm) | 15–50 |
|---|---|
| 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) |
High-pressure large-diameter Globe valve
| Nominal diameter (mm) | 65–200 |
|---|---|
| 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) |
Low- and medium-pressure Y valve
| Nominal diameter (mm) | 15–50 & 65–300 |
|---|---|
| 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) |
High-pressure Y valve
| Nominal diameter (mm) | 15–50 & 65–200 |
|---|---|
| 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) |
Low- and medium-pressure angle valve
| Nominal diameter (mm) | 15–50 & 65–300 |
|---|---|
| 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) |
High-pressure angle valve
| Nominal diameter (mm) | 15–50 & 65–200 |
|---|---|
| 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) |
Low- and medium-pressure swing check valve
| Nominal diameter (mm) | 65–400 |
|---|---|
| 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) |
High-pressure swing check valve
| Nominal diameter (mm) | 65–400 |
|---|---|
| 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) |
Medium-pressure lift check valve
| Nominal diameter (mm) | 15–50 |
|---|---|
| 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) |
High-pressure lift check valve
| Nominal diameter (mm) | 15–50 |
|---|---|
| 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) |
Low- and medium-pressure screw-down stop check valve
| Nominal diameter (mm) | 15–600 |
|---|---|
| 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) |
High-pressure screw-down stop check valve
| Nominal diameter (mm) | 15–400 |
|---|---|
| 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) |
Through conduit valve
| Nominal diameter (mm) | 850 |
|---|---|
| Pressure class | 300 lbs. |
| Materials | JIS SCPH61 |
Needle valve for low and medium differential pressures
| Nominal diameter (mm) | 15–200 |
|---|---|
| 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) |
Needle valve for high differential pressures
| Nominal diameter (mm) | 15–200 |
|---|---|
| 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) |