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JJG 40-2011 English PDF

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JJG 40-2011: Verification Regulation of X-ray Flaw Detectors
Status: Valid

JJG 40: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JJG 40-2011English419 Add to Cart 3 days [Need to translate] Verification Regulation of X-ray Flaw Detectors Valid JJG 40-2011
JJG 40-2001English559 Add to Cart 4 days [Need to translate] Verification Regulation of X-Ray Flaw Detectors Obsolete JJG 40-2001
JJG 40-1993English319 Add to Cart 3 days [Need to translate] Industrial X-Ray Apparatus Obsolete JJG 40-1993

PDF similar to JJG 40-2011


Standard similar to JJG 40-2011

GB/T 3222.1   JJG 188   JJF 1396   JJG 852   JJG 377   JJF 040   

Basic data

Standard ID JJG 40-2011 (JJG40-2011)
Description (Translated English) Verification Regulation of X-ray Flaw Detectors
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A58
Classification of International Standard 17.240
Word Count Estimation 18,152
Date of Issue 2011-07-04
Date of Implementation 2012-02-04
Older Standard (superseded by this standard) JJG 40-2001
Quoted Standard JJF 1035-2006; GB/T 19348.1-2003; GB/T 19802-2005; JB/T 7412-1994; JB/T 7413-1994; JB/T 4730.2-2005; JB/T 5453-2004; JB/T 7902-2006
Regulation (derived from) AQSIQ Announcement No. 104 of 2011
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine
Summary This standard applies to nominal tube voltage �� 450 kV X-ray detection machine for initial verification, testing and use of follow-up inspection.

JJG 40-2011: Verification Regulation of X-ray Flaw Detectors

---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.
Verification Regulation of X-ray Flaw Detectors State verification procedures People's Republic of China X-ray detection machine Issued on. 2011-07-04 2012-02-04 implementation The State Administration of Quality Supervision, Inspection and Quarantine released X-ray detection machine Verification Regulation X-ray FlawDetectors Replacing JJG 40-2001 The regulations by the State Administration of Quality Supervision, Inspection and Quarantine approved on July 4, 2011, and from From February 4, 2012 into effect. Focal point. the National Technical Committee of ionizing radiation metrology Drafting Unit. Liaoning Provincial Institute of Metrology China Institute of Metrology Dandong Austrian-ray machines Limited Dalian Measurement and Testing Shandong Province Institute of Metrology This procedure commissioned the National Technical Committee is responsible for ionizing radiation measurement interpretation The drafters of the regulations. Han Zhicheng (Liaoning Provincial Institute of Metrology) Liu Jian (Liaoning Provincial Institute of Metrology) Zhang Hui (China Institute of Metrology) Away from (Dandong Austrian-ray machines Limited) Lei (Dalian Measurement and Testing) Ren Hongwei (Shandong Province Institute of Metrology)

table of Contents

1 Scope (1) 2. Referenced Documents (1) 3 terminology and units of measurement (1) 3.1 The term (1) 3.2 units of measurement (2) 4 Overview (2) 5 metering performance requirements (2) 5.1 air kerma rate (3) 5.2 Repeatability (3) Penetration of 5.3 (3) 5.4 Radiation angle (3) 5.5 Timer Error (3) 5.6 Radiographic sensitivity (3) 5.7 Image Resolution (3) 5.8 radiation leakage air kerma rate (3) 6 General Requirements (4) 7 control of measuring instruments (4) 7.1 test conditions (4) 7.2 Verification Project (5) 7.3 Verification Methods (5) 7.4 test result processing (8) 7.5 test cycle (8) Appendix A penetration corresponding predetermined value (9) Appendix B line relevant data IQI (11) Appendix C calibration certificate (within the page) format (12) Appendix D Notice of test results (inside page) format (13) X-ray detection machine test procedures

1 Scope

The order applies to the rated voltage of the tube X-ray detection machine ≤450kV initial verification, subsequent verification and use The testing.

2 Citations

The regulations cited in the following documents. JJF1035-2006 ionizing radiation measurement terms and definitions GB/T 19348.1-2003 destructive testing - Industrial radiographic film - Part 1. Industrial-ray film Classification System GB/T 19802-2005/ISO 5580. 1985 Non-destructive testing - Industrial radiographic film viewer Minimum requirements JB/T 7412-1994 fixed (mobile) Industrial X-ray detection machine JB/T 7413-1994 portable industrial X-ray detection machine JB/T 4730.2-2005 pressure equipment Non-destructive testing - Part 2. ray detector JB/T 5453-2004 industrial X-ray image intensifier television system technical conditions JB/T 7902-2006 NDT radiographic testing linear IQI When using this procedure, it should pay attention to using the currently valid version of the documents cited.

3 terminology and units of measurement

3.1 Terms 3.1.1 kerma K kermaK dEtr quotient obtained by dividing dm, namely K = dEtr/dm Where. dEtr --- uncharged particle mass is released within a matter dm all charged particles in the initial The sum of kinetic energy. 3.1.2 kerma rate K kermarateK dK dt divided by the quotient obtained, namely = DK/dt Where. dK --- dt time interval Kerma increments. 3.1.3 penetration transmisiveability Ray through the ability of a substance thickness. 3.1.4 radiation angle radiationangle Useful beam at any angle diffusion through the focal plane formation. 3.1.5 Radiographic sensitivity transmissionsensitivity The minimum ratio of defective line and through the thickness of the radiographic method used to detect the direction of the measured object along the ray to

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