GB/T 31768.2-2015 English PDF

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GB/T 31768.2-2015: Non-destructive testing -- Infrared flash thermography -- Part 2: Practice
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 31768.2-2015	489	Add to Cart	4 days	Non-destructive testing -- Infrared flash thermography -- Part 2: Practice	Valid

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Basic data

Standard ID: GB/T 31768.2-2015 (GB/T31768.2-2015)
Description (Translated English): Non-destructive testing -- Infrared flash thermography -- Part 2: Practice
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J04
Classification of International Standard: 19.100
Word Count Estimation: 23,244
Date of Issue: 2015-06-02
Date of Implementation: 2016-03-01
Regulation (derived from): National Standard Announcement 2015 No.19
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 31768.2-2015: Non-destructive testing -- Infrared flash thermography -- Part 2: Practice

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Non-destructive testing - Infrared flash thermography - Part 2. Practice ICS 19.100 J04 National Standards of People's Republic of China NDT flash incentive Thermal imaging Part 2. Test Specification Issued on. 2015-06-02 2016-03-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 31768 "NDT flash incentive Thermal imaging" is divided into the following sections. --- Part 1. Guidelines; --- Part 2. Test specification; --- Part 3. Reference test blocks; --- Part 4. detection system. This section GB/T Part of 231,768. This section drafted in accordance with GB/T 1.1-2009 given rules. This part of the National NDT Standardization Technical Committee (SAC/TC56) and focal points. This section is drafted. Beijing Wei Taikai letter New Technology Co., Capital Normal University, China Aviation Industry Corporation Beijing Airlines Materials Research Institute, aerospace materials and Technology Research Institute, China Special Equipment Inspection and Research Institute, China Civil Aviation Administration of Aviation Safety Technology Center. The main drafters of this section. Tao Ning, Li Xiaoli, Liu Yingtao, Wu Chung, Jin Wanping, Yu Yue, Li Chunguang, Zhang Cun-lin, Guo Guangping. NDT flash incentive Thermal imaging Part 2. Test Specification

1 Scope

GB/T 31768 in this section specifies the general requirements for the use of flash incentive Thermal imaging nondestructive testing, compliance testing process Cheng, data processing, test reports. This section applies to material and detecting surface and near surface structure defects.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 9445 NDT personnel qualification and certification GB/T 12604.9 Terminology for nondestructive testing infrared detector GB/T 20737 Non-destructive testing - General terms and definitions GB/T 26643 NDT flash incentive Thermal imaging guidance GB/T 31768.4 NDT flash incentive Thermal imaging - Part 4. Detection System

3 Terms and Definitions

GB/T 12604.9, GB/T 20737 and GB/T 26643 and defined by the following terms and definitions apply to this document. 3.1 Discrete defects discretedefect Defect size is less than the detection range of a single defect. 3.2 Consecutive defect extendeddefect Defect size is equal to or greater than a single defect detection range. 3.3 Regenerative coefficient thermaleffusivity The ability to characterize the material of heat exchange with the outside world, commonly used e represents. defined as. e = κρC Where. κ --- thermal conductivity in watts per meter Kelvin (W · m-1 · K-1); ρ --- density, in kilograms per cubic meter (kg · m-3); C --- specific heat capacity per unit per kilogram Kelvin (J · kg-1 · K-1) for the Joule.

4 General requirements

4.1 staff 4.1.1 meet GB/T relevant provisions of the 9445's. ......

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