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IEC 60335-2-40 Edition 7 figure 105 Ball Pressure Tester
Standard: IEC 60335-2-40, Ed.7. figure 105
1 ball diameter: 5mm (R2.5mm),Length: > 30mm
2 the total test pressure: 20N ± 0.2N
3 samples bearing: 80*80mm
4 materials: stainless steel materials