Shanghai Jianggong Valve Manufacturing Co., Ltd.
Shanghai Jianggong Valve Manufacturing Co., Ltd. Industrial valve expert With safe and reliable products To provide you with thoughtful services
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Carbon Steel Stainless Steel Spring Loaded Low Lift Male Threaded Safety Valve
Product introduction:
Carbon steel male threaded spring loaded low lift type safety valve are used for the equipment and pipeline of the air, ammonia, petroleum gas, etc medium what the working temperature are less than 200 degrees Celsius; Stainless steel raw material unit are used for the equipment and pipeline of the quality with corrode gas and liquid medium what the working temperature less than 200 degrees Celsius, both of them take for extrapressure protection devices.
Product technical parameters:
| Nominal diameter DN(mm) | DN15-DN50 | |
| Nominal pressure PN(MPa) | 1.0-32.0 | |
| Test pressure (MPa) | Strength test (Water) | 1.5 times of pressure nominal |
| Set pressure test (Air) | 0.9 times of pressure nominal | |
| Main component | Body | WCB, CF8 |
| Bonnet | WCB, CF8 | |
| Disc | WCB, CF8 | |
| Spring | 50CrVA | |
| Stem | WCB, CF8 | |
| Applicable medium | Water, air, petroleum gas and weak corrosive medium | |
| Working temperature | ≤200℃ | |
| Connection method | Screw connection | |
Product features:
1. This type of safety valve designed for the equipment and pipeline of petroleum gas, air water and corrosive medium what the working temperature are less than 200℃.
2. Economic design with large displacement.
3. Disc is equipped with a backflush disc component, the plane structure of the disc and seat is easy to repair and rework.
4. Small setting pressure deviation, up to ±3%.
5. High quality spring steel, ensure the life and stability of the spring.