This specification covers spring-loaded, angle style, pressure relief valves for steam, gas, and liquid system applications. Pressure relief valves shall be of the following types and material grades: Type I, Grades A and B; Type II, Grades C and D; and Type III, Grades E and F. Hydrostatic shell test and set pressure, blowdown, and seat tightness test shall be performed to meet the specified requirements.
This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
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).
1.2 The values stated in inch-pound units are to be regarded as standard. No other units of measurement are included in this standard.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
A105/A105M Specification for Carbon Steel Forgings for Piping Applications
A125 Specification for Steel Springs, Helical, Heat-Treated
A182/A182M Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
A193/A193M Specification for Alloy-Steel and Stainless Steel Bolting for High Temperature or High Pressure Service and Other Special Purpose Applications
A194/A194M Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
A216/A216M Specification for Steel Castings, Carbon, Suitable for Fusion Welding, for High-Temperature Service
A217/A217M Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service
A227/A227M Specification for Steel Wire, Cold-Drawn for Mechanical Springs
A229/A229M Specification for Steel Wire, Quenched and Tempered for Mechanical Springs
A231/A231M Specification for Chromium-Vanadium Alloy Steel Spring Wire
A276 Specification for Stainless Steel Bars and Shapes
A313/A313M Specification for Stainless Steel Spring Wire
A351/A351M Specification for Castings, Austenitic, for Pressure-Containing Parts
A479/A479M Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A494/A494M Specification for Castings, Nickel and Nickel Alloy
A689 Specification for Carbon and Alloy Steel Bars for Springs
B21/B21M Specification for Naval Brass Rod, Bar, and Shapes
B61 Specification for Steam or Valve Bronze Castings
B62 Specification for Composition Bronze or Ounce Metal Castings
B148 Specification for Aluminum-Bronze Sand Castings
B164 Specification for Nickel-Copper Alloy Rod, Bar, and Wire
B637 Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service
D5204 Classification System for Polyamide-Imide (PAI) Molding and Extrusion Materials
F467 Specification for Nonferrous Nuts for General Use
F468 Specification for Nonferrous Bolts, Hex Cap Screws, and Studs for General Use
angle style valves; pressure relief valves; spring-loaded valves; valves; Angle style valves; Gases; Liquids--marine environments; Pressure-reducing valves; Shipbuilding piping materials--specifications; Spring-loaded valves; Steam; Valves--marine vessels ;
ICS Number Code 47.020.30 (Piping systems)
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Citing ASTM Standards
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