T/ZS 0336-2022 Active Group standards

T/ZS 0336-2022 The technique specification for on-site testing of tensile strength of building steel materials using the Ritchie hardness method

Publish Date: 2022-10-28 Implement Date: 2022-11-10 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/ZS 0336-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Building materials

ICS Name: \nMetal structure

Publish Date: 2022-10-28

Implement Date: 2022-11-10

Scope

Main technical content: Preface 1 Scope 2 Normative reference documents 3 Terms and definitions 4 Testing equipment 4.1 General requirements 4.2 Verification 4.3 Maintenance 5 Testing techniques 5.1 General requirements 5.2 Leeb hardness value measurement 5.3 Hardness calculation 6 Tensile strength conversion values and presumed values 6.1 Tensile strength conversion values 6.2 Data analysis and presumed tensile strength values 7 Testing report Appendix A (informative) Leeb hardness method field test steel tensile strength record form Appendix B (informative) Steel Leeb hardness and tensile strength conversion table Appendix C (normative) Hardness correction values for non-horizontal detection Appendix D (normative) Judgment and processing of abnormal data Appendix E (informative) Grubbs test critical value table Appendix F (informative) Sample size and presumed interval coefficient for testing batches