GB/T 15146.6-2009Nuclear criticality safety for fissile materials outside reactor - Part 6: Borosilicate glass raschig rings and its application criteria (English PDF)
反应堆外易裂变材料的核临界安全 第6部分：硼硅酸盐玻璃拉希环及其应用准则
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 30, 2009
Implementation date
February 1, 2010
Scope
GB/T 15146.6-2009 is the English-translated version of 反应堆外易裂变材料的核临界安全 第6部分：硼硅酸盐玻璃拉希环及其应用准则.
GB/T 15146.6-2009 is the Chinese standard "Nuclear criticality safety for fissile materials outside reactor - Part 6: Borosilicate glass raschig rings and its application criteria".
Its scope clause reads: This section GB/T 15146 specifies the fissile material in solution using borosilicate glass Raschig rings as a neutron absorber physical Environment, chemical environment, ring and ring mounted containers technical requirements subcritical limits and maintenance inspection procedures.
This section applies to containing uranium-235, uranium-233 or plutonium-239 container solution used in borosilicate glass Raschig rings neutron absorber As a critical means of control applications. Its clauses include terms and definitions.
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Document preview — GB/T 15146.6-2009
National Standard of the People's Republic of China
- ICS
- 27.120.30
- Classification
- F 46
- Replacing
- GB/T 15146.6-1994
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
1 Scope
This section GB/T 15146 specifies the fissile material in solution using borosilicate glass Raschig rings as a neutron absorber physical
Environment, chemical environment, ring and ring mounted containers technical requirements subcritical limits and maintenance inspection procedures.
This section applies to containing uranium-235, uranium-233 or plutonium-239 container solution used in borosilicate glass Raschig rings neutron absorber
As a critical means of control applications.
2 Normative references
The following documents contain provisions which, through reference GB/T 15146 in this section constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section
Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.
GB/T 5432 glass densitometry buoyancy method
GB/T 6582 at 98 °C water resistance of glass particles - Test method and classification (GB/T 6582-1997, eqvISO 719. 1985)
GB 15146.2 outside reactors Nuclear criticality safety for fissile materials - Part 2. The operation of fissile material, processing, handling basic
Technical guidelines and subcritical limits
QB/T 3572 Methods for chemical analysis of borosilicate glass
3 Terms and Definitions
The following terms and definitions apply to this part of GB 15146.
3.1
Glass may cause relative movement between the rings ring physical damage or gravity sinking.
3.2
Periodically removed from the vessel were measured, and after a short test still back Raschig rings within the container.
3.3
Ring mounted within the container occupied by the volume fraction of glass Raschig rings.
3.4
Length and diameter substantially equal to the small hollow borosilicate glass tube.
3.5
Containing fissile material dissolved in a liquid or suspension, but the organic solution of potassium concentration of not less than 75g/L, shall not be greater than […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Similar standards
Editions of GB/T 15146.6
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 15146.6-2009 | Nuclear criticality safety for fissile materials outside reactor - Part 6: Borosilicate glass raschig rings and its application criteria | current edition | Current |
| GB/T 15146.6-1994 | Nuclear criticality safety for fissile materials outside reactor - Part 6: Borosilicate glass raschig rings and its application criteria | previous edition | Superseded |
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