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GB 28665-2012: Emission standard of air pollutants for steel rolling industry
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Emission standard of air pollutants for steel rolling industry
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Basic data
Standard ID: GB 28665-2012 (GB28665-2012)
Description (Translated English): Emission standard of air pollutants for steel rolling industry
Sector / Industry: National Standard
Classification of Chinese Standard: Z63
Classification of International Standard: 13.040.20
Word Count Estimation: 11,124
Quoted Standard: GB/T 15432-1995; GB/T 16157-1996; HJ/T 27-1999; HJ/T 29-1999; HJ/T 38-1999; HJ/T 42-1999; HJ/T 43-1999; HJ/T 56-1999; HJ/T 57-1999; HJ/T 67-1999; HJ/T 397-2007; HJ 479-2009; HJ 544-2009; HJ 548-2009; HJ 549-2009; HJ 583-2010; HJ 584-2010; HJ 629-2011; " a
Regulation (derived from): Department of Environmental Protection Notice No. 43 of 2012 National Standards Bulletin No. 24 of 2012
Issuing agency(ies): Ministry of Environmental Protection, General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
Summary: This Chinese standard specifies the rolling production enterprises or production facilities air pollutant emission limits, monitoring, and monitoring requirements, and standards for the implementation and supervision of relevant regulations. This standard
GB 28665-2012: Emission standard of air pollutants for steel rolling industry
---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.
Emission standard of air pollutants for steel rolling.industry
Published on.2012-06-27
2012-10-01 Implementation
National Standards of People's Republic of China
Rolling steel industry air pollutant discharge standards
The text shall prevail.
ICS
Z 63
Ministry of Environmental Protection
State Administration of Quality Supervision, Inspection and Quarantine
release
Content
Foreword..II
1 Scope.1
2 Normative references.1
3 Terms and Definitions 1
4 Air pollutant emission control requirements 2
5 Air pollutant monitoring requirements..5
6 Implementation and supervision 6
Foreword
To implement the "Environmental Protection Law of the People's Republic of China", the Law of the People's Republic of China on Prevention and Control of Atmospheric Pollution
Laws and Laws of the Republic's Marine Environmental Protection Law and the State Council's Decision on Implementing the Scientific Outlook on Development and Strengthening Environmental Protection
Regulations and the "Opinions of the State Council on the Preparation of National Main Functional Zone Planning" to protect the environment, prevent pollution, and promote the rolling industry
The development of production processes and pollution control technologies, the development of this standard.
This standard specifies the limits, monitoring and monitoring requirements for atmospheric pollutant discharges of rolling mill production enterprises. To promote regional economy
Coordinate development with the environment, promote the adjustment of economic structure and the transformation of economic growth mode, and guide the production process and pollution of the rolling steel industry
The development direction of dyeing and treatment technology, this standard specifies the special emission limits for atmospheric pollutants.
The water pollutants, odor pollutants and environmental noise emitted by rolling mill production enterprises shall be subject to the corresponding national pollutant discharge standards.
The identification, treatment and disposal of solid waste generated are subject to national solid waste pollution control standards.
This standard is the first release.
From the date of implementation of this standard, the emission control of atmospheric pollutants in rolling mill production enterprises shall be implemented in accordance with the provisions of this standard, no longer
Implementation of the "Integrated Emission Standards for Air Pollutants" (GB 16297-1996) and "Emission Standards for Air Pollutants in Industrial Furnaces" (GB )
Relevant provisions in 9078-1996).
Local provincial people's governments may formulate local pollutant discharge standards for pollutants not specified in this standard;
The pollutants items that have been stipulated in this standard may be formulated with local pollutant discharge standards that are stricter than this standard.
This standard was formulated by the Science and Technology Standards Department of the Ministry of Environmental Protection.
This standard was drafted. Baoshan Iron and Steel Co., Ltd., Environmental Standards Institute of the Ministry of Environmental Protection.
This standard was approved by the Ministry of Environmental Protection on June 15,.2012.
This standard has been implemented since October 1,.2012.
This standard is explained by the Ministry of Environmental Protection.
Rolling steel industry air pollutant discharge standards
1 Scope of application
This standard specifies the limits, monitoring and monitoring requirements for air pollutant emissions from rolling mills or production facilities, and
Relevant regulations on the implementation and supervision of standards.
This standard is applicable to the management of atmospheric pollutant discharge in existing rolling mill production enterprises or production facilities, as well as the rolling steel industry construction project.
Objective Environmental impact assessment, environmental protection facility design, completion environmental protection acceptance and air pollutant discharge pipe after commissioning
Reason.
This standard applies to the pollutant discharge behavior permitted by law; the location of newly established pollution sources and the existing special protection areas
The management of pollution sources shall be in accordance with the Law of the People's Republic of China on the Prevention and Control of Air Pollution and the Law of the People's Republic of China on Prevention and Control of Water Pollution
Law of the People's Republic of China on Marine Environmental Protection, Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Waste, and China
The relevant provisions of laws, regulations and rules of the People's Republic of China Environmental Impact Assessment Law are implemented.
2 Normative references
The contents of this standard refer to the terms in the following documents.
GB/T 15432-1995 Determination of total suspended particulate matter in ambient air
GB/T 16157-1996 Determination of particulate matter in fixed pollution source exhaust gas and sampling method of gaseous pollutants
HJ/T 27-1999 Determination of hydrogen chloride in fixed source emissions - Mercury thiocyanate spectrophotometric method
HJ/T 29-1999 Determination of chromic acid mist in fixed source exhaust gases - Diphenylcarbonyl hydrazide spectrophotometric method
HJ/T 38-1999 Determination of non-methane total hydrocarbons from fixed source s
HJ/T 42-1999 Determination of nitrogen oxides from fixed source s
HJ/T 43-1999 Determination of nitrogen oxides from fixed source s
HJ/T 56-1999 Determination of sulphur dioxide in fixed source s
HJ/T 57-1999 Determination of sulphur dioxide in fixed source exhaust gases
HJ/T 67-1999 Determination of Fluoride in Fixed Atmospheric Sources - Ion Selective Electrode Method
HJ/T 397 -2007 Technical Specifications for Fixed Source Exhaust Gas Monitoring
HJ 544-2009 Determination of Sulfuric Acid Fog of Fixed Pollution Sources by Ion Chromatography (Provisional)
HJ 548-2009 Determination of Hydrogen Chloride from Fixed Pollution Sources - Silver Nitrate Capacity Method (Provisional)
HJ 549-2009 Determination of Hydrogen Chloride in Ambient Air and Exhaust Gas Ion Chromatography (Provisional)
HJ 583-2010 Determination of Benzene in Ambient Air - Solid Adsorption/Thermal Desorption - Gas Chromatography
HJ 584-2010 Determination of benzene in ambient air Activated carbon adsorption/carbon disulfide desorption - gas chromatography
Measures for the Automatic Monitoring and Control of Pollution Sources (Order No. 28 of the State Environmental Protection Administration)
Measures for the Administration of Environmental Monitoring (Order No. 39 of the State Environmental Protection Administration)
3 Terms and definitions
The following terms and definitions apply to this standard.
3.1 Rolling steel
The process of heating a steel billet by hot rolling or rolling the steel sheet into a desired finished steel product by cold rolling. This standard also
It includes the processing of coated or coated steel coated with metal or non-metal on the surface of steel.
3.2 Existing companies
Before the date of implementation of this standard, the rolling steel production enterprise or production that has been approved for production or environmental impact assessment documents has been completed.
Production facilities.
3.3 New Enterprise
From the date of implementation of this standard, the environmental impact assessment document has passed the examination, approval, construction, expansion and expansion of the rolling steel industry
project.
3.4 Standard status
The temperature is 273.15 K and the pressure is 101325 Pa. The concentration of atmospheric pollutants specified in this standard is
The dry gas in the standard state is the standard.
3.5 Heat treatment furnace
The steel material is heated in a certain medium to a certain suitable temperature and changed by different heat preservation and cooling methods.
Thermal equipment that changes the surface or internal structural properties of materials, including furnaces, annealing furnaces, normal furnaces, tempering furnaces, and insulation
Furnace (pit), quenching furnace, solid solution furnace, aging furnace, quenching furnace, etc.
3.6 Particulate matter
The general term for the kiln dust and production dust emitted during the production process.
3.7 Exhaust pipe height
The height from the ground level from the exhaust pipe (or its main building structure) to the outlet of the exhaust pipe, in m.
4 Air pollutant emission control requirements
4.1 From October 1,.2012 to December 31,.2014, existing enterprises will implement the air pollutant emission limits specified in Table 1.
value.
Table 1 Limits of atmospheric pollutant emission concentration of existing enterprises
Unit. mg/m3
No. Pollutant project production process or facility limit pollutant emission monitoring position
1 particulate matter
Hot rolling finishing mill 50
Workshop or production facility exhaust
Waste acid regeneration 30
Heat treatment furnace, tension correction, finishing, shot blasting, repair
Grinding, welding machines and other production facilities 30
2 sulfur dioxide heat treatment furnace 250
3 nitrogen oxides (in terms of NO2) heat treatment furnace 350
4 Hydrogen chloride
Pickling unit 30
Waste acid regeneration 50
5 sulfuric acid mist pickling unit 20
6 chromic acid mist coating unit, pickling unit 0.07
7 Nitric acid mist pickling unit and waste acid regeneration 240
8 Fluoride pickling unit and waste acid regeneration 9.0
9 benzene (1)
Coating unit
10 toluene 40
11 xylene 70
12 non-methane total hydrocarbons 100
Note. (1) Implemented after the release of national pollutant monitoring method standards.
4.2 As of January 1,.2015, existing companies implement the limits for atmospheric pollutant emissions specified in Table 2.
4.3 Since October 1,.2012, new enterprises have implemented the air pollutant emission limits specified in Table 2.
Table 2 Limits of atmospheric pollutant emission concentration of newly-built enterprises
Unit. mg/m3
No. Pollutant project production process or facility limit pollutant emission monitoring position
1 particulate matter
Hot rolling finishing mill 30
Workshop or production facility exhaust
Waste acid regeneration 30
Heat treatment furnace, tension correction, finishing, shot blasting, repair
Grinding, welding machines and other production facilities 20
2 sulfur dioxide heat treatment furnace 150
3 nitrogen oxides (in terms of NO2) heat treatment furnace 300
4 Hydrogen chloride
Pickling unit 20
Waste acid regeneration 30
5 sulfuric acid mist pickling unit 10
6 chromic acid mist coating unit, pickling unit 0.07
7 nitric acid fog
Pickling unit 150
Waste acid regeneration 240
8 fluoride
Pickling unit 6.0
Waste acid regeneration 9.0
9 Alkali mist (1) Degreasing 10
10 Oil mist (1) Rolling unit 30
11 benzene (1)
Coating unit
8.0
12 toluene 40
13 xylene 40
14 non-methane total hydrocarbons 80
Note. (1) Implemented after the release of national pollutant monitoring method standards.
4.4 According to the requirements of environmental protection work, the density of land development has been high, the environmental carrying capacity has begun to weaken, or the environment
Areas with small capacity, fragile ecological environment, and prone to serious environmental pollution problems and requiring special protection measures should
Strictly control the pollutant discharge behavior of enterprises, and implement the special emission limits of atmospheric pollutants specified in Table 3 in the above-mentioned enterprises.
value.
The geographical scope and time for the implementation of special emission limits for atmospheric pollutants shall be administered by the administrative department of environmental protection of the State Council or the province.
Level people's government regulations.
Table 3 Special emission limits for atmospheric pollutants
Unit. mg/m3
No. Pollutant project production process or facility limit pollutant emission monitoring position
1 particulate matter
Hot rolling finishing mill 20
Workshop or production facility exhaust
Waste acid regeneration 30
Heat treatment furnace, tension correction, finishing, shot blasting, repair
Grinding, welding machines and other production facilities 15
2 sulfur dioxide heat treatment furnace 150
3 nitrogen oxides (in terms of NO2) heat treatment furnace 300
4 Hydrogen chloride
Pickling unit 15
Waste acid regeneration 30
5 sulfuric acid mist pickling unit 10
6 chromic acid mist coating unit, pickling unit 0.07
7 nitric acid fog
Pickling unit 150
Waste acid regeneration 240
8 fluoride
Pickling unit 6.0
Waste acid regeneration 9.0
9 Alkali mist (1) Degreasing 10
10 Oil mist (1) Rolling unit 20
11 benzene (1)
Coating unit
5.0
12 toluene 25
13 xylene 40
14 non-methane total hydrocarbons 50
Note. (1) Implemented after the release of national pollutant monitoring method standards.
4.5 The enterprise's unorganized emissions are subject to the limits specified in Table 4.
Table 4 Unorganized emission concentration limits for existing and new enterprises
Unit. mg/m3
No. Pollutant project production process or facility limit
1 Particle slab heating, grinding roller operation, steel coil finishing, acid regeneration and blanking 5.0
2 sulfuric acid mist
Pickling unit and waste acid regeneration
1.2
3 Hydrogen chloride 0.2
4 nitric acid mist 0.12
5 benzene
Coating unit
0.4
6 toluene 2.4
7 xylene 1.2
8 Non-methane total hydrocarbons 4.0
4.6 In the production process of the existing enterprise production and construction projects, the environmental protection acceptance and the subsequent production process, the environmental protection department responsible for supervision
The competent administrative department shall monitor the ambient air quality in sensitive areas such as residential, teaching, medical and other uses. Construction item
The specific monitoring scope of the target is the surrounding sensitive area determined by environmental impact assessment; the existing enterprise that has not conducted environmental impact assessment
Industry, the scope of monitoring is the environmental protection administrative department in charge of supervision, according to the characteristics and laws of corporate sewage discharge and local self-
However, factors such as meteorological conditions are determined by reference to the relevant environmental impact assessment technical guidelines. Local governments should respond to the environmental quality of their jurisdiction
Responsible for taking measures to ensure that environmental conditions meet environmental quality standards.
4.7 The production process equipment for generating atmospheric pollutants must establish a local gas collection system and a centralized purification treatment device to meet the standard.
emission. All exhaust cylinders should be at least 15m high. Exhaust height when there is a building within a radius of.200m around the exhaust pipe
It should also be higher than the highest building by more than 3m.
4.8 For the heat treatment furnace exhaust, the oxygen content in the exhaust gas should be monitored at the same time, and the atmospheric pollutant emissions in the exhaust pipe are measured.
The degree should be converted into the baseline emission concentration under the condition of 8% oxygen content according to formula (1), and used as the determination of whether the emission is up to standard.
in accordance with. Before the country does not stipulate the standard discharge capacity of the unit products of other production facilities, the actual measured concentration is used as the air pollution determination.
Whether the discharge of the dyed material meets the standard.
Base CO
C ⋅−
−=
(1)
Where. C base - baseline emission concentration of atmospheric pollutants, mg/m3;
C Real--Measured concentration of atmospheric pollutants in the exhaust pipe, mg/m3;
O Real--Measured percentage of oxygen in dry flue gas, %.
5 Air pollutant monitoring requirements
5.1 Sampling of emissions from enterprises shall be carried out according to the type of pollutants to be monitored and at the specified pollutant discharge monitoring position.
If there is an exhaust gas treatment facility, it should be monitored after the facility. A permanent drain outlet sign shall be provided at the pollutant discharge monitoring location.
5.2 Requirements for the installation of automatic monitoring equipment for pollutant discharge in newly built enterprises and existing enterprises, in accordance with relevant laws and
Implementation of the Measures for the Administration of Dynamic Monitoring.
5.3 Frequency, sampling time and other requirements for monitoring the discharge of pollutants from enterprises, according to relevant national pollution source monitoring techniques
The provisions of the surgical specifications are implemented.
5.4 Monitoring and sampling of atmospheric pollutants in the exhaust pipe shall be carried out in accordance with GB/T 16157 and HJ/T 397.
5.5 Sampling points for unorganized emissions of atmospheric pollutants are located at the discharge gates of doors, windows, roofs, gas buildings, etc.
Maximum value. If the unorganized emission source is open-air or covered with no walls, the monitoring point should be selected 5m away from the smoke (powder) dust source.
Any point at a minimum height of 1.5m and select the maximum concentration. Sampling of unorganized emission monitoring points, using any continuous 1h
Samples are averaged, or 4 samples are averaged at equal intervals over any 1 hour.
5.6 The enterprise shall monitor and save the sewage discharge in accordance with the relevant laws and the Measures for the Administration of Environmental Monitoring.
Original monitoring record.
5.7 The concentration of atmospheric pollutants is determined using the method criteria listed in Table 5.
Table 5 Standards for determination of atmospheric pollutant concentration
No. Contaminant Project Method Standard Name Method Standard Number
1 particulate matter
Determination of particulate matter in fixed pollution source exhaust gas and sampling method of gaseous pollutants GB/T 16157-1996
Determination of total suspended particulate matter in ambient air - Gravimetric method GB/T 15432-1995
2 sulfur dioxide
Determination of sulfur dioxide in fixed source exhaust gases - Iodometric method HJ/T 56-1999
Determination of sulfur dioxide in fixed source exhaust gas - Potentiometric electrolysis method HJ/T 57-1999
3 NOx
Determination of nitrogen oxides in fixed source exhaust gases - UV spectrophotometric method HJ/T 42-1999
Determination of nitrogen oxides in fixed source exhaust gases - Naphthylethylenediamine spectrophotometric method HJ/T 43-1999
4 Determination of chromic acid mist in exhaust gas from fixed source of chromic acid mist - Diphenylcarbazide spectrophotometric method HJ/T 29-1999
Hydrogen chloride
Determination of hydrogen chloride in fixed source exhaust gases - Mercury thiocyanate spectrophotometric method HJ/T 27-1999
Determination of hydrogen chloride in fixed source pollution - Determ......
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