GB 32375: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB 32375-2025 | English | RFQ |
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(Safety technical specification for production of calcium carbide)
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GB 32375-2025
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| GB/T 32375-2015 | English | 239 |
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Rules of safety technology of produced calcium carbide
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GB/T 32375-2015
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Basic data | Standard ID | GB 32375-2025 (GB32375-2025) | | Description (Translated English) | (Safety technical specification for production of calcium carbide) | | Sector / Industry | National Standard | | Date of Implementation | 2026-09-01 | | Older Standard (superseded by this standard) | GB/T 32375-2015 | | Issuing agency(ies) | State Administration for Market Regulation; Standardization Administration of China | GB/T 32375-2015: Rules of safety technology of produced calcium carbide---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.
Rules of safety technology of produced calcium carbide
ICS 13.100
C66
National Standards of People's Republic of China
Safety specification for calcium carbide production
2015-12-31 released
2017-01-01 Implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Management Committee released
Foreword
This standard is prepared in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed by the State Administration of Work Safety.
This standard is under the jurisdiction of the National Committee for the Safety of Chemicals Standardization Technical Subcommittee (SAC/TC288/SC3).
The main drafting unit of this standard. Zhejiang Juhua calcium carbide Co., Ltd., China calcium carbide industry association, China Chemical Safety Association, Jinhua City high
Xin Safety Engineering Consulting Co., Ltd.
The main drafters of this standard. Wu Xuehong, Rong Lan lion, Sun Weishan, Shen Wei, Deng Jianming, Wu Xiaoying, Wu Gaoqing, Jiao Yang.
Safety specification for calcium carbide production
1 Scope
This standard specifies the requirements of the safety technology for each post of calcium carbide production process.
This standard applies to lime, carbon materials as raw materials, the use of submerged arc furnace production of calcium carbide.
2 normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article
Pieces. For undated references, the latest edition (including all modifications) applies to this document.
GB 10665 Calcium carbide (calcium carbide)
YB5215 electrode paste
3 terms and definitions
The following terms and definitions apply to this document.
3.1
Calcium carbide furnaceofcalciumcarbide; calciumcarbidefurnace
To lime, carbon materials as raw materials, generate calcium carbide (calcium carbide) of the submerged arc furnace.
3.2
Airtightcalciumcarbidefurnace
A calcium carbide furnace for the production of calcium carbide by a closed process.
4 requirements
4.1 Technical requirements for raw material safety
4.1.1 strictly control the quality of raw materials, so that calcium carbide products meet the requirements of GB 10665.
4.1.2 electrode paste quality should meet the requirements of YB5215.
4.2 production process control safety technical indicators
4.2.1 Protection of nitrogen oxygen content of not more than 0.5%.
4.2.2 storage of calcium carbide equipment and facilities within the acetylene content of less than 0.5%.
4.2.3 Operating place air carbon monoxide content of less than 30mg/m3.
4.2.4 noise less than 80dB.
4.2.5 carbon material into the furnace water is not greater than 1%.
4.2.6 furnace pressure -10Pa ~ 10Pa.
4.3 raw materials preparation, transportation positions
4.3.1 Before operating the crusher, check whether there is any material or foreign matter in the crusher. Do not load the device with load.
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