GB/T 26836-2011Non-destructive testing instruments - Specification for metal ceramic X-ray tube (English PDF)
无损检测仪器 金属陶瓷X射线管技术条件
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
July 29, 2011
Implementation date
December 1, 2011
Scope
GB/T 26836-2011 is the English-translated version of 无损检测仪器 金属陶瓷X射线管技术条件.
GB/T 26836-2011 is the Chinese standard "Non-destructive testing instruments - Specification for metal ceramic X-ray tube". Its scope clause reads: 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). Its clauses include definition of terms; requirements.
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Document preview — GB/T 26836-2011
National Standard of the People's Republic of China
- ICS
- 19.100
- Classification
- N 78
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Introduction
- 1 Scope
- 2 Normative references
- 3 1 Definition of Terms
- 4 Requirements
- 4.1 Environmental Requirements
- 4.2 Performance Requirements
- 4.3 stability requirements
- 4.4 Appearance quality and structure
- 5 Test Method
- 5.1 Test conditions
- 5.2 Main test instruments and appliances
- 5.4 Determination of the filament properties
- 5.6 Determination of focus size
- 5.7 Overvoltage Test
- 5.9 X-ray radiation intensity uniformity test
- 5.10 Life Test Method
- 5.11 continuous test
- 5.12 heat, cold, humidity test
- 5.13 Mechanical strength test
- 5.14 cap fixed fastness examination
- 5.16 Thermal stability test
- 5.17 appearance quality
- 6 Inspection rules
- 6.1 factory inspection
- 6.2 factory inspection items
- 6.3 Type inspection
- 6.4 sampling method and set of samples and the determination rule
- 7 signs, packaging, transportation and storage
- 7.1 marks
- 7.2 Packaging
- 7.3 Transportation and storage
- Appendix A (normative) Pinhole radiographic
- Appendix B (normative) rms measurement focus
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
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 °C ~ 40 °C (water-cooled X-ray tube ambient temperature 2 °C ~ 40 °C);
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%.
GB 22448-2025 | GB/T 36017-2018 | GB/T 36015-2018 | GB/T 26838-2024 | GB/T 26832-2011 | GB/T 26830-2011 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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