Materials, installation ways and flanges for woodworking circular saws (hereinafter referred to as the circular saw) shall meet the following provisions.:1. Materials shall comply with the specifications in attachment table 5 or other equivalents or more mechanical properties depending on the type of circular saw blades and their components.2. Mounting:(1) Using the flange set in subparagraph 3, except a gang rip or a multiple sizer that uses special assembly tools.(2) fixed- or movable- flange being fixed on a saw shaft in a shrink fit, press or the like, or with pins, bolts.(3) The fastening bolts on the shaft of the circular saw shall be of an appropriate tightness.(4) Nuts, bolts and others for fastening the flange must be capable of preventing loosening while the saws are being braked.3. Flange:(1) Uses material that has a tensile strength of FC150 iron castings set in the national standard CNS 2472 “gray iron castings,” and not causing deformation.(2) Flange diameters being equal on the fixed- side and the movable- side.Attachment table 5.pdfAttachment table 5.doc