JB/T 13874-2020Online trace dissolved hydrogen analyzers (English PDF)
在线微量溶解氢分析仪
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 16, 2020
Implementation date
January 1, 2021
Scope
JB/T 13874-2020 is the English-translated version of 在线微量溶解氢分析仪.
JB/T 13874-2020 is the Chinese machinery industry standard covering online trace dissolved hydrogen analyzers. It was issued on 16 April 2020 and has been in force since 1 January 2021, as a first edition.
The document is under the responsibility of the Ministry of Industry and Information Technology. This page is published from the official record of the 2020 edition.
The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.
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Document preview — JB/T 13874-2020
National Standard of the People's Republic of China
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- [Preview only]
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 3.1 Type
- 3.2 Basic parameters
- 4 Types and basic parameters
- 4.1 Types
- 4.2 Model designation
- 4.3 Nominal operating conditions
- 4.4 Safety and hygiene
- 4.5 Welding
- 4.6 Bridge (After crane operation mechanism assembled)
- 4.7 Assembly
- 4.8 Electrical control equipment
- 4.9 Steel pretreatment and painting
- 5 Technical requirements
- 5.1 General requirements
- 5.2 Safety requirements
- 5.3 Cold and hot working forming
- 5.4 Rated load test
- 5.5 Whole machine noise test
- 5.6 Static rigidity test
- 5.7 Dynamic load test
- 5.8 Crane span deviation
- 5.9 Diagonal difference of bridge
- 6 Test methods
- 6.1 Exit-factory inspection
- 6.2 Type inspection
- 7 Inspection rules
- 7.1 Marking
- 7.2 Packaging, transportation and storage
- 7.3 Transportation
- 7.4 Storage
- 8 Marking, packaging, transportation and storage
- 9 标志和标签 9 Marking and labeling
1 Foreword
JB/T 13874-2020 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 16 April 2020.
The JB/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.
The document runs to 16 pages in English translation.
2 Scope Preview
JB/T 13874-2020 carries no ICS number and no Chinese Standard Classification code.
This catalogue holds 21,922 other JB/T standards.
Of the 5,298 JB/T standards that do carry an ICS number, 1,460 (28%) fall under ICS 25, in the field of manufacturing engineering.
3 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 16 pages
4 Related standards
Standards on related subjects:
GB/T 12519-2021 — General specification of analytical instruments
GB/T 17360-2020 — Microbeam analysis - Method of quantitative determination for low contents of silicon and manganese in steels using electron probe microanalyzer
GB/T 21186-2007 — Fourier transform infrared spectrometer
JB/T 15096-2025 — Visible-Near Infrared Spectrometer
JB/T 14886-2025 — Dumas combustion nitrogen analyzer
JB/T 13176-2017 — Differential scanning calorimeters
5 Classification and status
Prefix JB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.
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