T/ZZXJX 052-2021 Active Group standards

T/ZZXJX 052-2021 Drilling Method for Testing Concrete Strength Technical Specification

Publish Date: 2021-11-30 Implement Date: 2021-11-30 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 052-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Building materials products

ICS Name: Concrete structure

Publish Date: 2021-11-30

Implement Date: 2021-11-30

Scope

Main technical content: 1. Preface 2. Scope 3. Normative references 4. Terms and definitions 4.1 Testing and processing equipment 4.2 Basic requirements for testing work 4.3 Technical requirements for core sample processing and test specimens 4.4 Test requirements for core sample specimens 5. Calculation of the compressive strength value of core sample specimens 6. Inference of concrete strength 6.1 General provisions 6.2 Determination of concrete strength for individual components by core drilling method 6.3 Determination of inferred concrete strength values for test batches by core drilling method 6.4 Core drilling correction method