1 Material 1.1 Verify material certificate and packing list 1.2 Inspect specification 1.3 Visual inspection 2 Shaping 2.1 Inspect measurement 2.2 Inspect cutting edge,flash and burrs 2.3 Visually inspect surface of scratch or damage 3 Tapping 3.1 Verify verticality of hole 3.2 Inspect measurement 4 Drilling 4.1 Verify verticality of hole,and 4.2 Dimension 4.3 Burrs 5 Hardening 5.1 Hardness 5.2 toughness 5.3 Steel structure 5.4 Oxidized 6 Edge grinding 6.1 Dimension and position 6.2 Visual inspection: 6.2.1 Grinding pattern 6.2.2 Over burn 7 Polish: 7.1 Polish fineness 8 Internal grinding 8.1 Dimension position and thickness 8.2 Grinding fineness. 8.3 Visual inspection: 8.3.1 Burrs 8.3.2 Over burn 9 Bevel grinding 9.1 Dimension:length,width,bevels 9.2 Fineness 9.3 Visual inspection: 9.3.1 Burrs 9.3.2 Over burn กก |
10 Cutting edge grinding 10.1 Dimension:length,angle 10.2 Visual inspection: 10.2.1 Burrs 10.2.2 Over burn 11 Serration grinding 11.1 Dimension:pitch,length,angle 11.2 Visual inspection: 11.2.1 Burrs 11.2.2 Over burn 12 Handle molding 12.1 Tips overlap 12.2 Visual inspection of 12.2.1 Color 12.2.2 Flash 12.2.3 Joining 12.2.4 Shrinkage 13 Blade bending 13.1 Bending curve 13.2 Visual inspection of damage 14 rust proof 14.1 Corrosion resistance 14.2 Visual inspection of coasting completeness 15 Tension adjustment and assembly 15.1 Sharpness 15.2 Functionality 15.3 Visual inspection: 15.3.1 Level tips 15.3.2 Tips overlap 15.3.3 Burrs or sharp flash 15.3.4 cleanness |