GB/T 18442.2-2011 Translated English of Chinese Standard. (GBT 18442.2-2011, GB/T18442.2-2011, GBT18442.2-2011): Static Vacuum Insulated Cryogenic Pressure Vessel - Part 2: Materialhttps://www.chinesestandard.net, 2018 M12 8 - 11 pages This part specifies the basic requirements of the material of static vacuum insulated cryogenic pressure vessel. The application scope in this part is the same as that in Part 1 of this standard. |
Contents
Terms and Definitions | 6 |
General Requirements | 7 |
Tank Material | 8 |
Insulated Material | 9 |
Welding Material | 10 |
Common terms and phrases
0.1MPa pressure 6.2.3 The reinspection alloy steel plate austenitic bar shall meet Bulk density carbon steel clear and firm compatibility between material Cryogenic design drawing design temperature fabrication organization firm mark fitting and valve forgings shall respectively Grade III Grade III forging greater than 182 Heat conductivity coefficient high vacuum multilayer Inner vessel material inner-supporting material insulation shall meet less than Grade liquid oxygen low alloy steel Low-temperature Pressure mass ratio material and medium material shall meet mechanical property meet the requirements NB/T non-pressure units welded outgassing perlite pearlite sand pipe fitting pressure pipe units pressure units Pressure Vessel quoted standard requirements of GB/T requirements of TSG service temperature Shanghai specified in GB/T stainless steel bar stainless steel forging stainless steel plate standard normal temperature steel pipe strength under standard temperature shock test tensile strength units like pipe vacuum multilayer insulation vacuum powder insulation value of Charpy welding material yield strength