<p class="MsoNormal"><span style="font-size: 11.0pt;">This document specifies the requirements for the design, manufacture, and testing of valves for a rated</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">temperature of −40 °C and below (cryogenic service), i.e., for operation with cryogenic fluids in addition</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">to operation at temperatures from ambient to cryogenic.</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">This document is applicable to all types of cryogenic valves, including vacuum jacketed cryogenic valves</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">up to size DN 200. This document can be used as guidance for larger size valves.</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">This document is not applicable to pressure relief valves covered by ISO 21013-1</span></p>
Registration number (WIID)
90970
Scope
<p class="MsoNormal"><span style="font-size: 11.0pt;">This document specifies the requirements for the design, manufacture, and testing of valves for a rated</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">temperature of −40 °C and below (cryogenic service), i.e., for operation with cryogenic fluids in addition</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">to operation at temperatures from ambient to cryogenic.</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">This document is applicable to all types of cryogenic valves, including vacuum jacketed cryogenic valves</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">up to size DN 200. This document can be used as guidance for larger size valves.</span></p>
<p class="MsoNormal"><span style="font-size: 11.0pt;">This document is not applicable to pressure relief valves covered by ISO 21013-1</span></p>
