Steam Safety Valve is designed to meet the rigorous process conditions which are essential for steam boilers. This spring loaded safety valve is used in superheater and reheater applications and is specially engineered to provide fast response to overpressure and blowdown requirements.
Series - 150 To 600
The Starsteam safety valves are designed to provide high integrity performance and repeatability particularly at high pressure and high temperatures in power plants as well as oil and gas applications. This safety valve features a Stardisc design which guarantees perfect tightness at high temperatures as well as repeated and accurate positioning on the nozzzle.
Design Features
- Open Bonnet, with radiator
- The valve is for use in boiler drum, superheater and reheater applications
- Flanged or butt-weld inlet connections
- Flow capacity tested by the US National Board and carrying the ASME “V” code stamp (full lift and restricted lift)
Product Specifications
- Size 1″-10″ DN25-DN250
- Pressure Class "150, 300, 600" | PN16-PN100
- End Connection Flange (FF, RF, RJ)
- Body Material WCB, WC6, WC9, CF8, CF8M
- Disc Material 2Cr13/ 304, 304, 316
- Spring Material 50CrVA, 50CrVA coated teflon
- Stem Material 2Cr13, 304, 316, 304L, 316L
- Design Standard API RP 520
- Face to Face Standard API 526
- Test Standard API 527
- Temperature Range -29℃~510℃
- Actuator Options WIth Lever
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Structure Style
- Spring Loaded, Open Bonnet
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Connection Standard
- Flange Drilling: ASME B16.5, ASME B16.47, GB/T 9113, JB/T 79