Preface 1 Scope 2 Normative references 3 Terms and definitions 4 Testing equipment 4.1 General requirements 4.2 Calibration 4.3 Maintenance 5 Testing technology 5.1 General requirements 5.2 Leeb hardness value measurement 5.3 Hardness calculation 6 Tensile strength conversion value and estimated value 6.1 Tensile strength Conversion value 6.2 Data analysis and tensile strength estimation value 7 Test report Appendix A (informative) Leeb hardness method on-site test steel tensile strength record table Appendix B (informative) Steel Leeb hardness and tensile strength conversion table Appendix C (Normative) Hardness correction value during non-horizontal state testing Appendix D (Normative) Judgment and processing of abnormal data Appendix E (Informative) Grubbs test critical value table Appendix F (Informative) Inspection batch sample capacity and inference interval coefficient
T/ZS 0336-2022 history
2022T/ZS 0336-2022 Technical specification for testing tensile strength of steel construction in site by Leeb-hardness method