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.
Foreword i 1 Scope 1 2 Normative References 1 3 General Requirements 2 4 Steel Plate 4 5 Steel Tubing 8 6 Forgings 13 7 Steel Castings 19 8 Iron Castings 21 9 Suspenders and Tension Braces 21 10 Fasteners 24 11 Welding Consumables 24 Appendix A (Normative) Additional Requirements for Materials 25 Appendix B (Informative) Elasticity Modulus, Coefficients of Heat Conduction and Expansion of Common Materials 27 Appendix C (Informative) Mechanical Behavior under High Temperature of Common Materials 30 Appendix D (Informative) Metallographic Inspection of Steel Forgings 38