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TB/T 2340-2012 English PDF (TBT2340-2000, TBT2340-1993)

TB/T 2340-2012_English: PDF (TB/T2340-2012)
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
TB/T 2340-2012English150 Add to Cart 0--9 seconds. Auto-delivery Ultrasonic testing detector for rail Valid TB/T 2340-2012
TB/T 2340-2000English519 Add to Cart 4 days [Need to translate] (A multi-channel ultrasonic flaw detector display rail technical conditions) Obsolete TB/T 2340-2000
TB/T 2340-1993EnglishRFQ ASK 3 days [Need to translate] (A multi-channel ultrasonic flaw detector display rail technical conditions) Obsolete TB/T 2340-1993


BASIC DATA
Standard ID TB/T 2340-2012 (TB/T2340-2012)
Description (Translated English) Ultrasonic testing detector for rail
Sector / Industry Railway & Train Industry Standard (Recommended)
Classification of Chinese Standard S23
Classification of International Standard 45.120
Word Count Estimation 29,233
Older Standard (superseded by this standard) TB/T 2340-2000; TB/T 2634-1995
Quoted Standard GB/T 2423.1; GB/T 2423.2; GB/T 2423.3; GB/T 2423.7; GB/T 2423.10; GB/T 2423.38; GB/T 18268.1-2010; JB/T 10061-1999; JB/T 10062-1999; JB/T 10063-1999; SJ/T 9562.2-1993; TB/T 2344; JJG (railroad) 130-2003
Drafting Organization Standards and Metrology Institute of the Ministry of Railways
Administrative Organization Standards and Metrology Institute of the Ministry of Railways
Regulation (derived from) Railway Technology (2012) 38; industry standard filing Notice 2013 No. 7 (No. 163 overall)
Summary This standard specifies the multi-channel ultrasonic flaw detector display rails (hereinafter referred to as detector) the terms and definitions, technical requirements, test methods, inspection rules and signs, packaging, transportation, storage and so o

BASIC DATA
Standard ID TB/T 2340-2000 (TB/T2340-2000)
Description (Translated English) (A multi-channel ultrasonic flaw detector display rail technical conditions)
Sector / Industry Railway & Train Industry Standard (Recommended)
Classification of Chinese Standard N77
Classification of International Standard 45.120
Word Count Estimation 13,173
Date of Issue 2000/10/24
Date of Implementation 2001/5/1
Older Standard (superseded by this standard) TB/T 2340-1993
Adopted Standard JIS Z2352-1992, NEQ
Drafting Organization Metal and Academy of Railway Sciences, Institute of Chemistry
Administrative Organization Ministry of Railways Institute of Measurement Standards
Regulation (derived from) Industry Standard Filing Notice 2013 No. 7 (Overall No. 163)
Summary This standard specifies the multi-channel communication A rail ultrasonic flaw detector display of technical requirements, test methods and inspection rules. This standard applies to the new system of multi-channel ultrasonic flaw detector A display rail.

BASIC DATA
Standard ID TB/T 2340-1993 (TB/T2340-1993)
Description (Translated English) (A multi-channel ultrasonic flaw detector display rail technical conditions)
Sector / Industry Railway & Train Industry Standard (Recommended)
Date of Issue 1993/4/22
Date of Implementation 1993/10/1


TB/T 2340-2012 TB RAILWAYS INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 45.120 S 23 Replacing TB/T 2340-2000, TB/T 2634-1995 Ultrasonic testing detector for rail ISSUED ON. MARCH 01, 2012 IMPLEMENTED ON. JULY 01, 2012 Issued by. Ministry of Railways of the People's Republic of China Table of Contents 1 Scope ... 6  2 Normative references ... 6  3 Terms and definitions ... 7  4 Technical requirements ... 10  4.1 General rules ... 10  4.2 Probe ... 11  4.2.1 General rules for probes ... 11  4.2.2 Probe performance ... 12  4.2.3 Operating ambient temperature ... 13  4.3 Instruments ... 13  4.3.1 Pulse repetition frequency ... 13  4.3.2 Attenuator ... 14  4.3.3 Dynamic range ... 14  4.3.4 Amplifier frequency response ... 14  4.3.5 Error of time base (horizontal) linearity ... 14  4.3.6 Linearity of vertical display error ... 14  4.3.7 Blocking range ... 14  4.3.8 The effects of inhibition state on measuring results ... 14  4.3.9 The effects of operation voltage on the wave height of detector echo and the sensitivity of detection (alarm) ... 14  4.3.10 Digital detector... 14  4.4 Combination property ... 15  4.4.1 Sensitivity margin ... 15  4.4.2 Distance-amplitude characteristic ... 15  4.4.3 Signal-to-noise ratio ... 15  4.4.4 Defect detection capability ... 16  4.5 Electromagnetic compatibility ... 16  4.6 Operation ambient temperature ... 16  4.7 Temperature stability ... 16  4.8 Vibration performance ... 16  4.9 Drop performance ... 16  4.10 Sealing performance ... 16  4.11 Safety performance ... 17  5 Inspection methods ... 17  5.1 Inspection conditions ... 17  5.2 Probes ... 17  5.2.1 Physical properties ... 17  5.2.2 Echo frequency ... 17  5.2.3 Relative error of echo frequency ... 18  5.2.4 Refraction angle error ... 18  5.2.5 Acoustic-axis offset angle ... 18  5.2.6 Relative deviation of combined probe ... 19  5.2.7 Attenuation value of protective boot (film) ... 19  5.2.8 Resolution ... 19  5.2.9 Sensitivity margin ... 20  5.2.10 Width of acoustic-beam N ... 21  5.2.11 Wedge echo amplitude ∆S ... 21  5.2.12 Temperature applicability of working environment ... 22  5.3 Instrument ... 22  5.3.1 Pulse repetition frequency ... 22  5.3.2 Attenuator ... 22  5.3.3 Dynamic range ... 22  5.3.4 Amplifier frequency response ... 22  5.3.5 Time base (horizontal) linearity error ... 24  5.3.6 Vertical linearity error ... 25  5.3.7 Blocking range ... 25  5.3.8 The influence of inhibitory state on the measurement results ... 25  5.3.9 The influence of working voltage on the echo height of flaw-detector and the flaw-detection (alarm) sensitivity ... 26  5.3.10 Digital flaw-detector ... 26  5.4 Comprehensive performance ... 28  5.4.1 Sensitivity margin ... 28  5.4.2 Distance amplitude characteristic ... 29  5.4.3 Signal-to-noise ratio ... 29  5.4.4 Flaw-detection capability ... 29  5.5 Electromagnetic compatibility ... 30  5.6 Ambient temperature test ... 30  5.7 Temperature stability ... 30  5.8 Vibration performance ... 30  5.9 Drop performance ... 31  5.10 Sealing performance ... 31  5.11 Safety performance ... 31  6 Inspection rules ... 31  7 Mark, packaging, transportation, storage and accompanying documents ... 33  7.1 Mark ... 33  7.2 Packaging ... 33  7.3 Transportation ... 33  7.4 Storage ... 33  7.5 Accompanying documents ... 33  Annex A ... ......


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