IS 18608 : 2024 Cryogenic Vessels - Valves for Cryogenic Vessels
1 SCOPE
1.1 This standard specifies the requirements for the design manufacture and testing of valves for a rated temperature of - 50 °C and not below - 196 °C for use with cryogenic vessel up to 1 000 litres water capacity.
1.2 This standard applies to types of cryogenic valves mainly ball valves, globe valves, check valves, including vacuum jacketed cryogenic valves up to DN 25.
2 REFERENCES
The standards listed in Annex A contain provisions which through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards.
| IS No./Other Publications | Title |
| IS 1757 | Metallic materials - Charpy pendulum impact test: |
| (Part 1) : 2020/ISO 148-1 : 2016 | Test method (fourth revision) |
| (Part 2) : 2020/ISO 148-2 : 2016 | Verification of testing machines (fourth revision) |
| (Part 3) : 2020/ISO 148-3 : 2016 | Preparation and characterization of Charpy V-notch test pieces for indirect verification of pendulum impact machines (fourth revision) |
| IS/ISO 11114 | Transportable gas cylinders - Compatibility of cylinder and valve materials with gas contents: |
| (Part 2) : 2013 | Non-metallic materials |
| (Part 3) : 2010 | Autogenous ignition test for non-metallic materials in oxygen atmosphere |
| ISO 23208 : 2017 | Cryogenic vessels - Cleanliness for cryogenic service |
| ISO 14644-1 : 2015 | Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness by particle concentration |