Open Access
Table 2
Comparison between the cold and the warm roof slab
| Properties | Advantages and Disadvantages | ||
|---|---|---|---|
| Alloy800 | Mod.9Cr-1Mo | ||
| Thermal conductivity | Applicable | Superior | |
| Thermal expansion | Applicable | Superior | |
| Cyclic behavior | Superior | Applicable | |
| Welding | Superior | Applicable | |
| Manufacturing | Superior | Applicable | |
| Material cost | Applicable | Superior | |
| Chemical behavior | Intergranular corrosion, SSC, corrosion in NaOH | Applicable | Superior |
| Hydrogen embrittlement, Oxidation Hydrogen migration | Superior | Applicable | |
| Wastage | Superior | Applicable | |
Superior: Characteristics of a material is superior to the other material significantly
Applicable: the material could be adopted technically, but the material is inferior to the other material
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