DR 94247被替代
ISO metric commercial hexagon bolts and screws
出版：Standards Australia
专家解读视频
Proposes the dimensions and marking requirements for commercial hexagon bolts and screws with ISO metric coarse pitch series threads with diameters from 5 mm to 64 mm inclusive and the material requirements for steel bolts of property class 4.6. Requirements for products requiring special properties, such as weldability, corrosion-resistance or the ability to withstand temperatures above +300 degrees Celsius or below -50 degrees Celsius are not given. Appendices cover shank and head dimensions for bolts and screws with threads larger than M64, non-preferred sizes and the complete designation for the purpose of an enquiry or order. Proposed as a Joint Australian/New Zealand Standard.
