GB/T 26836-2011 English PDF

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GB/T 26836-2011: Non-destructive testing instruments -- Specification for metal ceramic X-ray tube
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 26836-2011	419	Add to Cart	3 days	Non-destructive testing instruments -- Specification for metal ceramic X-ray tube	Valid

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Basic data

Standard ID: GB/T 26836-2011 (GB/T26836-2011)
Description (Translated English): Non-destructive testing instruments -- Specification for metal ceramic X-ray tube
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: N78
Classification of International Standard: 19.100
Word Count Estimation: 18,140
Date of Issue: 2011-07-29
Date of Implementation: 2011-12-01
Quoted Standard: GB/T 191; GB/T 2829; GB/T 13384; JB/T 9329
Regulation (derived from): Announcement of Newly Approved National Standards No. 12 of 2011
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
Summary: This standard specifies the cermet (including ripple) X -ray tube of the technical requirements, test methods, inspection rules and signs, packaging, transportation and storage requirements. This standard applies to the following industrial flaw 500kV metal ceramic X-ray tube.

GB/T 26836-2011: Non-destructive testing instruments -- Specification for metal ceramic X-ray tube

---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 instruments. Specification for metal ceramic X-ray tube ICS 19.100 N78 National Standards of People's Republic of China Nondestructive testing equipment Metal-ceramic X-ray tube technology conditions Issued on. 2011-07-29 2011-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 1 Definition of Terms 4 Requirements 1 4.1 Environmental Requirements 1 4.2 Performance Requirements 1 4.3 stability requirements 2 4.4 Appearance quality and structure 3 5 Test Method 3 5.1 Test conditions 3 5.2 Main test instruments and appliances 3 Test Methods 5.3 Current 3 5.4 Determination of the filament properties 3 Current stability test 5.5 3 5.6 Determination of focus size 4 5.7 Overvoltage Test 4 Determination of 5.8 X-ray radiation angle of 4 5.9 X-ray radiation intensity uniformity test 4 5.10 Life Test Method 4 5.11 continuous test 5 5.12 heat, cold, humidity test 5 5.13 Mechanical strength test 5 5.14 cap fixed fastness examination 5 The mechanical strength of over 5.15 stranded wire test 5 5.16 Thermal stability test 6 5.17 appearance quality 6 6 Inspection rules 6 6.1 factory inspection 6 6.2 factory inspection items 6 6.3 Type inspection 6 6.4 sampling method and set of samples and the determination rule 6 7 signs, packaging, transportation and storage 7 7.1 marks 7 7.2 Packaging 7 7.3 Transportation and storage 7 Appendix A (normative) Pinhole radiographic 8 Appendix B (normative) rms measurement focus 12

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee tester (SAC/TC122) centralized. This standard is drafted by. Liaoning Instrument Research Institute, Ltd. Dandong Ronghua ray instrumentation. Participated in the drafting of this standard. Shanghai superior NDT Instrument Co., Ltd., Dandong City Wanquan NDT Instrument Factory, Dandong lossless Detection Equipment Co., Ltd., Dandong City, General Electric Co., Ltd. The main drafters of this standard. Yang Chunyan, Rongji Ping, Dong Diangang, Fu Yan, Zhang, Chen Gang. Nondestructive testing equipment Metal-ceramic X-ray tube technology conditions

1 Scope

This standard specifies the cermet (including ripple) X-ray tube technology requirements, test methods, inspection rules and signs, packaging, transportation and storage Deposit and other requirements. This standard applies to 500kV following industrial flaw detection by metal-ceramic X-ray tube (hereinafter referred to as metal-ceramic tube).

2 Normative references

The following documents for the application of this document is essential. For dated references. Dated version only suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 191 Packaging - Pictorial signs GB/T 2829 periodic inspection Sampling procedures and sample forms (suitable for process stability test) GB/T 13384 mechanical and electrical products packaging General technical conditions JB/T 9329 Instrumentation transport, transportation, storage and basic environmental conditions and test methods

3 Definition of Terms

The following terms and definitions apply to this Act. 3.1 Metal-ceramic X-ray tube metal-ceramicX-raytube Casing made of metal and ceramic shell made of X-ray tube.

4 Requirements

4.1 Environmental Requirements Metal-ceramic tube in accordance with the rules of the work, should work under the following conditions. a) an ambient temperature of -10 ℃ ~ 40 ℃ (water-cooled X-ray tube ambient temperature 2 ℃ ~ 40 ℃); b) air relative humidity less than 85%; c) altitude does not exceed 1000m; d) power supply voltage is 220 × (1 ± 10%) V. 4.2 Performance Requirements 4.2.1 AC power supply is 50Hz, when the load from zero to maximum, the power supply voltage variation should not exceed ± 10%. 4.2.2 metal filament characteristics of the ceramic tube. When the filament current value as a standard product provides filament voltage error should not exceed the specified ± 10% values. 4.2.3 cermet tube under specified working conditions and working hours, the tube current instability should not exceed 5%. ......

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