T/ZZXJX 146-2022 Active Group standards

T/ZZXJX 146-2022 Technical Specification for Rebound Method to Detect Concrete Compressive Strength

Publish Date: 2022-10-25 Implement Date: 2022-10-25 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/ZZXJX 146-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Concrete structure

Publish Date: 2022-10-25

Implement Date: 2022-10-25

Scope

Main technical content: 1 Scope 2 Normative reference documents 3 Terms and definitions 4 Rebound tester 4.1 Technical requirements 4.2 Verification and calibration 4.3 Maintenance 5 Testing techniques 5.1 General provisions 5.2 Rebound value measurement 5.3 Carbonation depth value measurement 5.4 Pumping concrete testing 6 Rebound value calculation 7 Strength curve and application scope 8 Concrete strength calculation 8.1 Calculation of the converted strength value of the test area 8.2 Correction of the converted strength value of the test area 8.3 Calculation of the estimated strength value of the concrete 8.4 Test report