GB 50406-2017 English PDFUS$1739.00 ยท In stock
Delivery: <= 10 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 50406-2017: Code for design of environmental Protection of iron and steel industry Status: Valid GB 50406: Historical versions
Basic dataStandard ID: GB 50406-2017 (GB50406-2017)Description (Translated English): Code for design of environmental Protection of iron and steel industry Sector / Industry: National Standard Classification of Chinese Standard: P73;Z61 Classification of International Standard: 77.010; 13.020 Word Count Estimation: 87,869 Date of Issue: 2017-05-27 Date of Implementation: 2018-01-01 Older Standard (superseded by this standard): GB 50406-2007 Quoted Standard: GB 50603; GB 50863; GB 51119; GB 18597; GB 18598; GB 18599 Regulation (derived from): Housing and Urban-Rural Development Bulletin 2017 No. 1581 Issuing agency(ies): Ministry of Housing and Urban-Rural Development of the People's Republic of China; General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China Summary: This standard applies to the environmental protection design of iron and steel industry construction projects. The iron and steel industry includes iron ore, manganese ore, chrome ore mining and sintering, pellets, coking, ironmaking, steelmaking, steel rolling, ferroalloys, carbon, refractory materials, metal products, and other related processes. The environmental protection of the iron and steel industry includes the environmental protection design of waste gas, waste water, noise and solid waste generated in the production process of the steel industry, and the requirements for site selection, general layout, and the division of environmental protection facilities. GB 50406-2017: Code for design of environmental Protection of iron and steel 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.1 General 1.0.1 In order to improve the environmental protection design level of steel industry construction projects, fully implement the "Environmental Protection Law of the People's Republic of China" and laws, regulations and policies related to steel industry pollution prevention and steel industry development policies, etc., to protect and improve environmental quality, formulate this specification. 1.0.2 This code is applicable to the environmental protection design of iron and steel industry construction projects. Iron and steel industry includes iron ore, manganese ore, chromium ore mining and dressing and sintering, pelletizing, coking, ironmaking, steelmaking, steel rolling, ferroalloy, carbon, refractory materials, metal products and other related processes and related supporting processes. Environmental protection of the iron and steel industry, including environmental protection design for waste gas, waste water, noise, and solid waste produced in the production process of the iron and steel industry, site selection, general layout requirements, and division of environmental protection facilities. 1.0.3 The environmental protection design of iron and steel industry construction projects shall not only comply with this code, but also comply with the current relevant national standards. 2 terms 2.0.1 sintering flue gas purification Treatment of flue gas containing particulate matter, sulfur dioxide, nitrogen oxides, fluoride and dioxins and other pollutants generated during iron ore powder sintering and pellet production. 2.0.2 Dedusting of blast furnace tapping yard The control of particulate matter in blast furnace smelting and tapping sites (mainly including taphole, main ditch, iron ditch, slag ditch, scum skimmer, swing nozzle and other production facilities). 2.0.3 Electrical arc furnace flue gas purification Treatment of flue gas containing particulate matter and dioxins and other pollutants produced by electric furnaces during melting, oxidative decarburization, and reduction smelting processes. 2.0.4 primary dedusting of converter primary dedusting of converter The control of particulate matter in the flue gas (including recovered gas and vented gas) produced by converter oxygen blowing smelting. 2.0.5 New OG method for con-verter primary flue gas purification For the particles in the primary flue gas of the converter, the wet purification method of spray tower + annular seam device + dehydration tower is adopted. 2.0.6 Secondary fume and dust of con-verter In addition to the primary flue gas of converter steelmaking, the treatment of all dust-containing flue gas generated in the production process of molten iron, feeding, slag tapping, and steel tapping. 2.0.7 utilization of recycled water In a defined production system, the used water is reused in the same production process directly or after appropriate treatment. 2.0.8 cascade utilization of water According to the different requirements for water quality in each process, each workshop or in different scopes in the production process, the water is used in cascading order according to the water quality requirements from high to low. 2.0.9 direct cooling water direct cooling water The cooling water is in direct contact with the cooled equipment or medium. 2.0.10 recycle rate of water Within a certain measurement period, the ratio of the reused water in the whole production process of the enterprise to the total water consumption. 3 Basic Regulations3.0.1 The environmental protection design content should be included in the construction project design documents. 3.0.2 The environmental protection design content of the construction project shall be designed, constructed and put into operation at the same time as the main project. 3.0.3 The environmental protection design of iron and steel industry construction projects should strictly control the total amount of pollutant discharge and ensure that the discharge of pollutants reaches the standard. 3.0.4 The design of waste gas, waste water, solid waste and noise environmental protection treatment facilities and ecological protection of iron and steel industry construction projects shall meet the following requirements. 1 Purification prevention and control technology should adopt mature waste gas pollutant technology, and dry purification technology should be used instead of wet purification for gas purification. In the key control areas for air pollution prevention and control designated by the state, requirements for the prevention and control of exhaust gas pollution should be set. After the exhaust gas pollutants of each process are purified, they should meet the emission requirements of the iron and steel industry and related exhaust gas pollutants. 2 In accordance with the principles of grading, quality-based supply, and water use, technologies such as cleaning and diversion, recycling water, and cascading water are used to increase the reuse rate of production water in each process. Urban reclaimed water should be used as part of the water supply source. It is not allowed to discharge coking phenol cyanide wastewater and cold rolling wastewater containing heavy metals to the environment. After the wastewater pollutants in each process are purified, they should meet the discharge requirements of the iron and steel industry and related wastewater pollutants. 3 Solid waste should be comprehensively utilized or disposed of safely. The storage and disposal of solid waste should comply with the current national standards "Standards for Pollution Control of General Industrial Solid Waste Storage and Disposal Sites" GB 18599, "Standards for Pollution Control of Hazardous Waste Storage" GB 18597 and " Relevant provisions of GB 18598 Standards for Pollution Control of Hazardous Waste Landfills. 4 Low-noise production techniques and equipment should be selected, and noise sources should be controlled. The factory boundary shall comply with the environmental noise emission standards of the iron and steel industry and related factory boundaries. 5 Mining and beneficiation of metal mines in the iron and steel industry should strengthen ecological environment protection during construction, operation and mine closure, and do a good job in the planning and implementation of ecological environment protection. 3.0.5 The design of automatic monitoring of waste gas and waste water in iron and steel industry construction projects shall meet the relevant technical requirements. 3.0.6 For imported projects, the pollutant discharge of its equipment and devices shall meet the relevant requirements for pollutant discharge.4 Plant site selection and general plan layout4.1 Site selection 5.2.8 The tailings slurry should be concentrated and transported, and high-concentration transport should be used. The transport system should use wear-resistant pipes, and the transport system should use double-circuit wear-resistant pipes. 5.2.9 The discarded tailings produced by mineral processing should be disposed of properly and should not be discarded at will. 5.2.10 The site selection, closure of tailings ponds and environmental protection measures for tailings facilities shall comply with the relevant provisions of the current national standard "Code for Design of Tailings Facilities" GB 50863. 5.2.11 The vibrating screen of the crushing and screening system should adopt non-metal material screen and spring shock absorber and other noise reduction measures. Partial sealing measures should be taken for vibrating screens and ball mills. Underground mine warehouses should use low-noise feeding and discharging equipment. 5.3 Raw material field 5.3.1 Raw material yards should take measures to prevent dust generation. For raw material yards located in key control areas, and for raw material yards outside of key control areas but within the urban planning area, closed storage techniques should be used for bulk materials. For raw material yards that are not in key control areas or in urban planning areas, pollution prevention and control measures such as dust-proof nets, water spraying or surface covering agents should be taken. 5.3.2 Automatically controlled continuous conveying facilities shall be adopted for bulk material transportation, and spray dust suppression devices shall be installed for material stacking and fetching equipment. 5.3.3 For raw material yards within key control areas, belt conveyors should be equipped with closed corridors or other closed transportation methods, and belt conveyors in other areas should be equipped with belt machine covers. The belt conveyor transfer, unloading, and receiving dust points should be closed and equipped with dust removal or dust suppression facilities. The dust production points of crushing, screening and other facilities should be closed and equipped with dust removal facilities. 5.3.4 Closed measures should be taken for train dumpers and car receiving troughs, and dust removal facilities or high-efficiency spray dust suppression devices should be installed. 5.3.5 The ash discharge, transportation and storage of the dust collector should adopt airtight devices, and the long-distance transportation of the dust should be carried out by pneumatic conveying or closed tank trucks, etc., so as not to cause secondary pollution. 5.3.6 A car washing station should be installed at the exit of the raw material yard. 5.3.7 The rainwater drainage system of the raw material yard shall be provided with a sedimentation tank, and the rainwater after sedimentation treatment shall be recycled. The water used for washing, etc. should be collected and treated for reuse. 5.3.8 The dust and water treatment sludge collected by dust removal facilities shall be recycled and reused, and shall not cause secondary pollution. 5.3.9 For high-noise sources such as crushing and screening equipment and fans, noise control measures such as noise reduction, sound insulation, and vibration reduction should be adopted, and equipment floors with high-noise sources such as transfer stations and crushing and screening stations should be closed. 5.4 Sintering, pelletizing 5.4.1 During material transportation, the following regulations shall be met. 1 Transportation should reduce the number of material transfers and reduce the drop; 2 When transporting dust-prone materials, humidification measures should be taken or airtight transport should be adopted; 3 The dust production point should be equipped with a closed ventilation and dust removal system, and a high-efficiency dust collector should be selected; 4 When loading and unloading materials in open transport equipment such as trains and automobiles, dust prevention and suppression measures shall be taken. 5.5.12 Airtight ventilation and dust removal facilities shall be adopted at each dust-producing point such as coke loading, coke discharge, pre-storage room release and circulation gas release of CDQ device. 5.5.13 The belt conveyor of the coke transportation system for dry coke quenching should be equipped with spray dust suppression facilities, and should adopt a closed corridor or a closed hood that can be easily opened. The underground part of the first belt conveyor after the CDQ device discharges the coke should be equipped with a suction and dust removal device. Gas-collecting and dust-removing devices shall be installed at each blanking point of the transfer station, the coke warehouse in front of the furnace, the coke granulation room, the coke screening building and the coke storage trough. 5.5.14 The coal powder or coke powder collected by the dust removal device of the coal preparation and coking system should be recycled. 5.5.15 Coke oven raw gas must be equipped with desulfurization and decyanation gas purification devices. 5.5.16 Gas users such as tubular heating furnaces used for refining chemical products should use purified gas. 5.5.17 Harmful gases discharged or released by the process equipment of the gas purification plant shall be treated, and the treatment shall comply with the following regulations. 1 All kinds of storage tanks, water-sealed tanks, and underground venting tanks except benzene storage tanks should be connected to the pressure balance system or discharged after being cleaned by the exhaust cleaning tower. Large storage tanks should also be equipped with breathing valves as a backup; 2 The released gas from the benzene storage tank should be connected to the pressure balance system or the internal floating roof tank sealed with nitrogen; 3 Ammonium sulfate drying should adopt a vibrating fluidized bed drying system, and the tail gas should be discharged after cyclone separation and wet dust removal; 4 For the wet oxidation desulfurization process using ammonia as the alkali source, the tail gas regenerated from the desulfurization liquid should be discharged after being washed and purified. 5.5.18 The following prevention and control measures shall be taken for the wastewater generated in the area of gas purification and chemical product refining units. 1 The drainage of each device area should be classified according to water quality, and strictly follow the principle of cleaning and diverting sewage; 2 The ammonia water distillation unit shall include measures to decompose and fix ammonium salts; 3.The separated water from the separators, intermediate tanks and raw product storage tanks of crude benzene distillation, solvent dephenolization, benzene refining, tar distillation and other devices should be collected and sent to the tar ammonia water separation equipment in the condensation blast section for treatment; 4 Drainage in the area of each production unit should have initial rainwater and floor flushing water collection measures, and should be sent to the phenol cyanide wastewater treatment station for centralized treatment; 5 The wastewater from the tank washing station should be treated by oil-water separation, the recovered oil should be returned to each process system, and the wastewater should be sent to the phenol cyanide wastewater treatment station for treatment; 6 The wastewater containing sodium carbonate or sodium sulfate produced by the decomposition process of the phenoxide decomposition unit of the coal tar processing unit should be sent to the phenol cyanide wastewater treatment station for treatment; 7 The vent liquid of equipment or pipelines should be collected and returned to their respective systems; 8 The pumps used for transporting benzene and other media should be non-leakage and environmentally friendly pumps; 9 The turbid circulating water for asphalt molding cooling shall be an independent system for recycling. 5.5.19 The harmful gas discharged from the process equipment in the crude benzene hydrotreating unit shall be treated according to the following different situations. 1 The benzene liquid storage tank shall adopt internal floating roof tank, and shall be equipped with nitrogen blanketing system and breathing valve; 2 The exhaust gas from the stabilization tower should be connected to the gas suction pipeline before the initial cooling of the gas or connected to the flare system after desulfurization treatment; 3 The exhaust of the negative pressure distillation vacuum unit should be connected to the tube furnace for incineration; 4 The gas discharged from other process equipment should be concentrated and connected to the negative pressure gas pipeline or flare system. 5.5.20 The harmful gas discharged from the process equipment in the tar processing unit shall be treated, and the treatment shall comply with the following regulations. 1 The light oil storage tank shall adopt internal floating roof tank, and shall be equipped with nitrogen blanketing system and breather valve; 2 Other toxic and flammable liquid storage tanks shall adopt nitrogen blanketing system and set breathing valve, and the gas discharged from each process equipment and storage tank shall also be connected to the exhaust cleaning system. 5.5.21 Wastewater containing phenol and cyanide, other waste water and domestic sewage should be treated centrally, and the treatment should meet the following requirements. 1 The production wastewater from coal tar processing and crude benzene hydrorefining unit should be sent to the phenol cyanide wastewater treatment station for unified treatment; 2 The phenol cyanide wastewater should be pretreated for oil removal, and the recovered oil should be sent to the tar ammonia water separation equipment; 3.The waste water up to standard after biochemical treatment can be used as water for ironmaking and steelmaking slag treatment or sintering ingredients; 4.The wastewater after biochemical treatment should be further treated, and the recovered water should be used as supplementary water for circulating water; 5 The treated wastewater should be fully utilized, and the wastewater containing phenol and cyanide must not be discharged to the environment. 5.5.22 The following control measures should be taken for the waste residue produced by gas purification and phenol cyanide wastewater treatment process. 1 Hazardous wastes such as tar residue discharged from tar ammonia water separation equipment, tar storage tanks, etc., acid tar discharged from ammonium sulfate production equipment, and residual sludge after dehydration in phenol cyanide wastewater treatment station should be disposed of without secondary pollution measures Finally, it is blended into coking coal, and the transportation of tar residue should be in a closed way; 2 The regeneration residue of crude benzene distillation and solvent dephenolization should be blended into tar; 3 Distillation residues refined by phenol and pyridine should be prepared together with creosote to prepare fuel oil. 5.5.23 The waste liquid produced by gas desulfurization shall not be discharged outside, and shall... ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 50406-2017_English be delivered?Answer: Upon your order, we will start to translate GB 50406-2017_English as soon as possible, and keep you informed of the progress. The lead time is typically 6 ~ 10 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB 50406-2017_English with my colleagues?Answer: Yes. The purchased PDF of GB 50406-2017_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB 50406-2017?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 50406-2017 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
