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CJ/T 294-2018 English PDF

Q: How long will the true-PDF of English version of CJ/T 294-2018 be delivered?

Upon your order, we will start to translate CJ/T 294-2018_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Q: Can I share the purchased PDF of CJ/T 294-2018_English with my colleagues?

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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). Avoidance of Double Taxation Agreements (DTAs) between Singapore and 100+ Countries: https://www.iras.gov.sg/taxes/international-tax

Q: Do you accept my currency other than USD?

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Q: Should I purchase the latest version CJ/T 294-2018?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version CJ/T 294-2018 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.

US$349.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
CJ/T 294-2018: Rotating disc aerator
Status: Valid

CJ/T 294: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
CJ/T 294-2018	349	Add to Cart	3 days	Rotating disc aerator	Valid
CJ/T 294-2008	559	Add to Cart	3 days	Rotating disc aerator	Obsolete

Similar standards

GB/T 18916.3 CBRC5 CJ/T 225 CJJ/T 294 CJJ/T 285 CJ/T 295

Basic data

Standard ID: CJ/T 294-2018 (CJ/T294-2018)
Description (Translated English): Rotating disc aerator
Sector / Industry: Urban Construction Industry Standard (Recommended)
Classification of Chinese Standard: P41
Classification of International Standard: 13.060.30
Word Count Estimation: 15,117
Date of Issue: 2018-03-20
Date of Implementation: 2018-11-01
Older Standard (superseded by this standard): CJ/T 294-2008
Quoted Standard: GB/T 191; GB/T 288; GB/T 755; GB/T 3087; GB/T 3768; GB/T 3797; GB/T 4208; GB/T 4942.1; GB 5226.1; GB/T 7324; GB/T 8162; GB/T 8923.1; GB/T 12670; GB/T 12671; GB/T 13306; GB/T 13384; GB 18613; GB 50231; CJ/T 475-2015; JB/T 5000.6; JB/T 5000.12; JB/T 8874
Regulation (derived from): Ministry of Housing and Urban-Rural Development Announcement No. 12 of 2018
Issuing agency(ies): Ministry of Housing and Urban-Rural Development of the People's Republic of China

CJ/T 294-2018: Rotating disc aerator

---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.
Rotating disc aerator ICS 13.060.30 P41 People's Republic of China urban construction industry standards Replace CJ/T 294-2008 Rotary disc aerator Published on.2018-03-20 2018-11-01 implementation Ministry of Housing and Urban-Rural Development

Content

Foreword III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 type, model and basic parameters 2 4.1 Type 2 4.2 Model 4 4.3 Basic parameters 4 5 General requirements 5 6 Requirements 5 6.1 Drive unit 5 6.2 shaft 5 6.3 Disc 5 6.4 Bearings and housings 6 6.5 Security 6 6.6 Painting 6 6.7 Machine Performance 6 7 Test method 6 7.1 Drive unit 6 7.2 Rotary shaft 7 7.3 Disc 7 7.4 Bearings and housings 7 7.5 Security 7 7.6 Painting 7 7.7 Machine Performance 7 8 Inspection rules 7 8.1 Inspection Category 7 8.2 Factory inspection 7 8.3 Type test 8 9 Marking, packaging, transportation and storage 8 9.1 Mark 8 9.2 Packing 9 9.3 Transportation and storage 9 Appendix A (Normative Appendix) Determination of Oxygen Mass Transfer Performance of Water Dispenser

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces CJ/T 294-2008 "Disc Aerator". Compared with CJ/T 294-2008, the main technical changes are as follows. ---Modified terms and definitions (see Chapter 3, Chapter 3 of the.2008 edition); --- Modified the model preparation of the rotary disc aerator (see 4.2, 5.2 of the.2008 edition); --- Modified the basic parameters of the rotary disc aerator (see Table 1, Table 1 of the.2008 edition); ---Modified the main components of the requirements (see Chapter 6, Chapter 6 of the.2008 edition); ---Modified test methods and inspection rules (see Chapter 7, Chapter 8, Chapters 7 and 8 of the.2008 edition); --- Added a table of inspection rules (see Table 2); --- Increased the content of marking, packaging, transportation and storage (see Chapter 9). This standard was proposed by the Institute of Standardization of the Ministry of Housing and Urban-Rural Development. This standard is under the jurisdiction of the Municipal Water Supply and Drainage Standardization Technical Committee of the Ministry of Housing and Urban-Rural Development. This standard was drafted. China Municipal Engineering North China Design and Research Institute Co., Ltd., Jiangsu Tianyu Environmental Protection Group Co., Ltd., Anhui State 祯Environmental Protection and Energy Technology Co., Ltd., Gome (Tianjin) Water Technology Engineering Co., Ltd., Jinshan Environmental Protection Group Co., Ltd., Jiangsu Dongchenghuan Bao Co., Ltd., Henan Urban and Rural Planning and Design Research Institute Co., Ltd., Zhejiang Dean Technology Co., Ltd., Jiangsu Province, Wuhuan Water Worker Cheng Co., Ltd. The main drafters of this standard. Gu Jian, Lu Douhong, Zhang Hui, Wei Xun, Zhang Zhihe, Cheng Jun, Sun Chengcai, Yu Jiande, Li Haiming, Ocean, Zheng Shiliang, Mu Huaizhi, Liu Jian, Li Jiang, An Xulun, Zhou Wenzhong, Zhao Hong, Huang Tianhong, Xu Yanggang. The previous versions of the standards replaced by this standard are. ---CJ/T 294-2008. Rotary disc aerator

1 Scope

This standard specifies the terms and definitions, types, models and basic parameters of the rotary disc aerator (hereinafter referred to as "aerator"). Requirements, test methods, inspection rules, marking, packaging, transportation and storage. This standard is applicable to the manufacture and inspection of oxidation ditch disc aerators in sewage treatment projects.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 191 packaging storage and transportation pictorial signs (GB/T 191-2008, ISO 780.1997, MOD) GB/T 288 rolling bearing spherical roller bearing dimensions GB/T 755 Rotating Electric Machine Quota and Performance (GB/T 755-2008, IEC 60034-1.2004, IDT) GB/T 3087 seamless steel pipe for low and medium pressure boilers (GB/T 3087-2008, ISO 9329-1. 1989, NEQ) GB/T 3768 Acoustic sound pressure method for the determination of noise source sound power level (GB/T 3768-1996, eqvISO 3746..1995) GB/T 3797 electrical control equipment GB/T 4208 enclosure protection grade (IP code) (GB/T 4208-2017, IEC 60529.2001, IDT) GB/T 4942.1 Classification of the degree of protection (IP code) of the overall structure of rotating electrical machines (GB/T 4942.1-2006, IEC 60034-5. 2000, IDT) GB 5226.1 Mechanical electrical safety machinery and electrical equipment - Part 1. General technical conditions (GB 5226.1-2008, IEC 60204-1.2005, IDT) GB/T 7324 general purpose lithium grease GB/T 8162 structural seamless steel pipe GB/T 8923.1.Determination of surface cleanliness of steels - Part 1 . Uncoated steel Corrosion grade and treatment grade of steel surface after surface and overall removal of original coating (GB/T 8923.1-2011, ISO 8501-1. 2007, IDT) GB/T 12670 polypropylene (PP) resin GB/T 12671 polystyrene (PS) resin GB/T 13306 signage General technical conditions for GB/T 13384 mechanical and electrical product packaging GB 18613 Small and medium-sized three-phase asynchronous motor energy efficiency limit value and energy efficiency rating General specification for construction and acceptance of GB 50231 mechanical equipment installation engineering CJ/T 475-2015 Determination of oxygen mass transfer performance of microporous aerator JB/T 5000.6 General technical requirements for heavy machinery - Part 6. Steel castings JB/T 5000.12 General technical conditions for heavy machinery - Part 12. Painting JB/T 8874 rolling bearing split vertical bearing housing technical conditions ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of CJ/T 294-2018_English be delivered?

Answer: Upon your order, we will start to translate CJ/T 294-2018_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of CJ/T 294-2018_English with my colleagues?

Answer: Yes. The purchased PDF of CJ/T 294-2018_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+ countries

Question 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 CJ/T 294-2018?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version CJ/T 294-2018 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.