Attached table EN 8.3 Attached table 3 Copyright©Qingdao Hantek Electronics Co.,LTD HT360 series user manual 33 E DC (D) Profiled impact device D+15 C G (Import /DL needed) 11mJ Impact energy 11mJ 2.7mJ 90mJ 11mJ 5. Mass of impact body 7.8g 3.0g 20.0g 5.5g 5g/7.2g 1600H V 3mm Tungst en carbide 1600H V 3mm Tungst en carbide 1600HV 5mm Tungste n carbide 5000HV 3mm Diamond 1600HV Ball joint hardness: 3mm Ball joint diameter: Tungste Ball joint material: n carbide 20mm 20mm Diameter of impact device: 20mm 30mm 20mm 86(147)/ 162m Length of impact device: 141mm 254mm 155mm 75mm m Weight of impact device:
75g 250g 80g 50g 80g Maximum hardness of test 940HV 1000H V 650HB 1200HV 940HV surface Average surface roughness 1.6μm 1.6μm 0.4μm 6.3μm 1.6μm of test surface Ra: Minimum weight of test >5kg 2~ 5kg 0.05~2 kg >1.5kg 0.5~1.5 kg 0.02~0. 5kg > 15kg 5~ 15kg 0.5~5kg >5kg 2~5kg 0.05~2kg >5kg piece: 2~5kg Can be directly measured 0.05~2k Stable support required g Dense coupling required Minimum thickness of test 5mm 1mm piece 5mm 10mm 5mm ≥ ≥ Dense coupling ≥0.8mm ≥1.2mm ≥0.8mm 0.
8mm 0.2mm Minimum depth of hardened case Ball joint indentation size Indentation When the diameter 0.54mm 0.54mm 0.38mm 1.03mm 0.54mm hardness is Indentation 24 μm 24 μm 12 μm 53μm 24μm 300HV depth Hardness Indentation 0.54mm 17 μm 0.32mm 8 μm 0.90mm 41 μm 0.54mm 17 μm 0.54mm 600HV diameter 17 μm Hour Indentation