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GB/T 30759-2014: High chrome bricks
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 30759-2014 | English | 78 |
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High chrome bricks
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GB/T 30759-2014
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Basic data | Standard ID | GB/T 30759-2014 (GB/T30759-2014) | | Description (Translated English) | High chrome bricks | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Q42 | | Classification of International Standard | 81.080 | | Word Count Estimation | 7,799 | | Date of Issue | 6/9/2014 | | Date of Implementation | 12/1/2014 | | Quoted Standard | GB/T 2997; GB/T 5070; GB/T 5072; GB/T 7321; GB/T 10325; GB/T 10326; GB/T 16546; GB/T 18930; GB/T 21114 | | Regulation (derived from) | National Standards Bulletin No. 11 of 2014 | | 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 definition of high chrome brick, grades, technical requirements, test methods, quality assessment procedures, packaging, labeling, transportation, storage and quality certificate. This Standard applies to coal-water slurry gasi | GB/T 30759-2014: High chrome bricks---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.
High chrome bricks
ICS 81.080
Q42
National Standards of People's Republic of China
High chrome brick
Issued on. 2014-06-09
2014-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard by the National Standardization Technical Committee Refractories (SAC/TC193) and focal points.
This standard was drafted. Sinosteel Luoyang Institute of Refractories Co., Ltd., Sinosteel Refractory Co., Ltd., Sinopec Nanjing
Wave Technology Research Institute Co., Ltd., Henan Boma Co., Ltd., Luoyang Refractories Co., Montreal, East China Ruitai Technology Co.,
the company.
The main drafters of this standard. Geng Keming, Dan, Liu Huilin, Kang Wan Zhong, Wang Han, Sun Honggang, Guo Yuan, Niu Zhi Wang, Zhang Yadong, Lu has held,
Deng Junjie.
Introduction
Coal chemical gasification technology is the leading technology, common technology and key technologies, coal-water slurry gasification technology because proven in nearly 20 years
Has been the rapid development of key high chrome lined with refractory brick amount increases every year, develop appropriate standards to regulate the production and use.
High chrome brick
1 Scope
This standard specifies the definition of high chrome brick, grade, technical requirements, test methods, quality assessment procedures, packaging, labeling, transportation, storage and quality
Amount certificate.
This standard applies to coal slurry gasifier and other related industries reducing atmosphere furnace with a high chrome brick lining work.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 2997 Dense shaped refractory products bulk density, apparent porosity and true porosity test methods
GB/T 5070 Methods for chemical analysis of chromium-containing refractories
GB/T 5072 Refractory cold crushing strength
GB/T 7321 sample preparation method shaped refractory products
GB/T 10325, shaped refractory products acceptance sampling inspection rules
Inspection method GB/T 10326 Refractory products - size, appearance and section
GB/T 16546 refractory shaped packaging, labeling, transportation and storage
GB/T 18930 refractory term
GB/T 21114 refractory X-ray fluorescence spectroscopy for chemical analysis of cast glass method
3 Terms and Definitions
GB/T 18930 and defined by the following terms and definitions apply to this document.
3.1
Industrial-grade chromium oxide and aluminum oxide as the main raw material, or the introduction of a small amount of zirconium oxide, high temperature sintering prepared containing chromium trioxide
The amount of not less than 75% chromium oxide, aluminum oxide and zirconium alloy is not less than 98% of the shaped refractory products.
Grade 4
High chrome brick by chromium oxide content is divided into four grades. GGZ-75, GGZ-85, GGZ-90, GGZ-95. Grades in G, G, Z points
Do not be high, chrome, Pinyin initials brick, digits of chromium oxide mass fraction.
5 Technical requirements
5.1 high chrome brick physical and chemical indicators comply with Table 1.
5.2 high chrome brick appearance and size tolerances shall comply with the provisions of Table 2.
5.3 Special technical requirements for implementation of the agreement by both parties.
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