目录简介 | Foreword 1 Scope 2 Normative References 3 Type and dimension, property level and material designation 3.1 Hexagon bolt 3.2 Double end studs 3.3 Stud bolt 3.4. Nut 4 Material and mechanical property of fasteners 4.1 Commodity fasteners 4.2 Special fasteners of pipe flange 5 Surface treatment 6 Test methods 6.1 Commodity fasteners 6.2 Special fasteners of pipe flange 7 Acceptance inspections 7.1 Commodity fasteners 7.2 Special fasteners of pipe flange 8 Designation and packaging 8.1 Commodity fasteners 8.2 Special fasteners of pipe flange 9 Designation 9.1 Designation 9.2. Examples of Designation Annex A (Informative) Method for calculating length of fasteners for pipe flange joints Annex B (Informative) Operating guide of fasteners for pipe flange joints |