This standard specifies the requirements of the materials， technical requirements， inspection， packaging，labeling， transportation and storage in the process of manufacturing transmission line tower （hereinafter referred to as \
Foreword 1 Scope 2 Normative references 3 Terms and definitions， symbols 3．1 Terms and definitions 3．2 Symbols 4 General provisions 5 Materials 5．1 Steel 5．2 Welding consumables 5．3 Fasteners 5．4 Zinc ingots 6 Technical requirements 6．1 Cutting 6．2 Identification 6．3 Bending 6．4 Making hole 6．5 Arc shoveled， chip heel and grooving 6．6 Welding 6．7 The weldment assembly 6．8 Adjusting 6．9 Hot-dip galvanizing 6．10 Trial assembling 7 Inspection 7，1 Certificate 7．2 Inspection items 7．3 Inspection requirements and methods 7．4 Sampling plan andjudging rules 8 Packaging， labeling，transportation and storage 8．1 General requirements ofpackaging 8．2 Labeling 8．3 Transportation and storage Annex A (normative) Uniformity ofhot-dip galvanized coating Test methods by copper sulfate Annex B (normative) Adhesion of hot-dip galvanized coating Test method by drop hammer Annex C (normative) Thickness ofhot-dip galvanized coating Test method by metal coating thickness gauge Annex D (normative) Adhesion amount of hot-dip galvanized coating Test method by dissolved weighing Annex E (normative) Adhesion amount and uniformity of hot-dip galvanized coating The method for preparation of the sample Annex F (informative) Surface colors and their corresponding temperatures of steel
鄂公網(wǎng)安備 42010302001612號(hào) 