QIDIStudio/resources/info/nozzle_info.json

{
    "version": "1.0.0.1",
    "nozzle_hrc": {
        "hardened_steel": 55,
        "stainless_steel": 20,
        "tungsten_carbide": 85,
        "brass": 2,
        "undefine": 0
    }
}