This part of GB/T 16507 specifies the designations and standards, basic technical requirements, applicable ranges (temperature, pressure) and permissible stresses of the materials allowable for pressure components as well as the designations and standards of the materials allowable for non-pressure components of the water-tube boilers.
This Part is applicable for selection and application of materials for pressure components and non-pressure components of the water-tube boilers as defined in GB/T 16507.1.