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GB/T 23574-2009 English PDF

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US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 23574-2009: Metal cutting machine tools -- Determination method of oil mist concentration
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23574-2009	189	Add to Cart	3 days	Metal cutting machine tools -- Determination method of oil mist concentration	Valid

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Basic data

Standard ID: GB/T 23574-2009 (GB/T23574-2009)
Description (Translated English): Metal cutting machine tools -- Determination method of oil mist concentration
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J50
Classification of International Standard: 25.080.01
Word Count Estimation: 8,823
Date of Issue: 2009-04-13
Date of Implementation: 2010-01-01
Regulation (derived from): National Standard Approval Announcement 2009 No.5 (Total No.145)
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 metal-cutting machine tools produced in the course of their work mist concentration measurement method. This standard applies to the production of oil mist often produce metal cutting machine tools (hereinafter referred to as the machine).

GB/T 23574-2009: Metal cutting machine tools -- Determination method of oil mist concentration

---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.
Metal cutting machine tools. Determination method of oil mist concentration ICS 25.080.01 J50 National Standards of People's Republic of China Metal cutting machine tools mist concentration measurement method Posted 2009-04-13 2010-01-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

Appendix A of this standard is an informative annex. The standard proposed by China Machinery Industry Federation. The standard metal cutting machine tools by the National Standardization Technical Committee (SAC/TC22) centralized. This standard was drafted. Beijing Second Machine Tool Plant Co., Ltd., Beijing Machine Tool Research Institute. The main drafters. Zhang Xiulan, Zhang Wei, Wang Bo, Lixiang Wen, Zhang Wei. This standard is the first release. Metal cutting machine tools mist concentration measurement method

1 Scope

This standard specifies the metal cutting machine tools produced in the course of their work mist concentration measurement method. This standard applies to regularly generate productive mist of metal cutting machine tools (hereinafter referred to as the machine).

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 17061 workplace air sampling equipment specifications

3 Terms and Definitions

The following terms and definitions apply to this standard 3.1 Mass per unit volume of air in the mist, in milligrams per cubic meter (mg/m3). 3.2 The quality of work in front of the machine measured per unit volume of oil mist in the air, in units of milligrams per cubic meter (mg/m3).

4 General requirements

4.1 Measuring Machine mist concentration, on the machine should be preceded background mist concentration measurement. 4.2 sampling should be closed around the windows and ventilation equipment. Other machine tools 4.3 Acquisition mist generated mist should stop working. 4.4 sampling, so that the machine should generate oil mist cooling system and other systems operating at maximum flow rate and operating the machine backward 30min Sampled. A suction device fog machine should be operated so that the mist suction device is in working condition. Before sampling filter weighing 4.5 to begin sampling time and sampling to the end of the weighing sample time should not exceed 20min. 4.6 before and after sampling to measure the ambient temperature and atmospheric pressure.

5 measuring principle

Machine oil mist filter collection of known mass, the incremental mining and gas filters calculated concentration of oil mist.

6 Measuring Tools

Measuring machine oil mist concentrations, mainly in the following measuring instruments and apparatus. --- Sampling device include. sampling head, sample clips, power sampling, flow meters, and support racks, performance and technical indicators should be consistent GB/T 17061 requirements; --- Analytical balance. a sense of the amount of 0.10mg; --- Of synthetic fibers with a diameter of 40mm filters or other measure mist filter; --- Stopwatch or other timer; ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 23574-2009_English be delivered?

Answer: Upon your order, we will start to translate GB/T 23574-2009_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 GB/T 23574-2009_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 23574-2009_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.