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ASTM_F1508-1996_用于蒸汽气体和液体设备的角型减压阀标准规范
This standard is issued under the fixed designation F 1508; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 This specification covers spring-loaded, angle style,pressure relief valves for steam, gas, and liquid system applications (excluding boiler safety and hydraulic system relief valves).
2. Referenced Documents
2.1 ASTM Standards:
A 105 Specification for Forgings, Carbon Steel, for Piping Components2
A 125 Specification for Steel Springs, Helical, Heat Treated3
A 182 Specification for Forged or Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service2
A 193 Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service2
A 194 Specification for Carbon and Alloy Steel Nuts for Bolts for High-Pressure and High-Temperature Service2
A 216/A216M Specification for Steel Castings, Carbon,Suitable for Fusion Welding for High-Temperature Ser-vice4
A 217/A217M Specification for Steel Castings, MartensiticStainless and Alloy, for Pressure-Containing Parts, Suit-able for High-Temperature Service4
A 227/A227M Specification for Steel Wire, Cold-Drawn for Mechanical Springs5