目录简介 | Foreword 1 Scope 2 Normative References 3 Terms and Definitions 4 Category, designation and code 5 Technical Requirements 6 Test methods 7 Inspection rules 8 Packaging, labeling and transportation Annex A (Normative) Test methods of impact fatigue life of grinding balls Annex B (Normative) Measurement and Calculation of Broken Ball Ratio Annex C (Normative) Cast grinding ball consumption
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