SN/T 2170-2008 English PDF

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SN/T 2170-2008: Test method of metal corrosion for dangerous goods
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2170-2008	169	Add to Cart	3 days	Test method of metal corrosion for dangerous goods	Valid

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Basic data

Standard ID: SN/T 2170-2008 (SN/T2170-2008)
Description (Translated English): Test method of metal corrosion for dangerous goods
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: A80
Classification of International Standard: 13.300
Word Count Estimation: 6,617
Date of Issue: 2008-09-04
Date of Implementation: 2009-03-16
Quoted Standard: United Nations ' Recommendations on the Transport of Dangerous Goods book Model Regulations " (fourteenth revised edition); United Nations ' Recommendations on the Transport of Dangerous Goods book Manual of Tests and Criteria " (fourth revised edition)
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the dangerous chemicals metal corrosion test reagents and materials, instrumentation, test procedures and test results to determine. This standard applies to the packaging meets the Class �� Class 8 corrosive hazardous chemicals for metal determination.

SN/T 2170-2008: Test method of metal corrosion for dangerous goods

---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.
Test method of metal corrosion for dangerous goods Exit inspection and quarantine industry standard book People's Republic of China Dangerous metal corrosion test methods Posted 2008-09-04 2009-03-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This revised standard adopts the United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations ·" (fourteenth revised edition) and "test and standard Associate Handbook "(fourth revised edition). This standard was proposed by the State Administration of Quality Supervision Inspection and Quarantine of People's Republic of China. This standard by the National Certification and Accreditation Administration Committee. This standard is drafted by. People's Republic of China Tianjin Exit Inspection and Quarantine. Participated in the drafting of this standard. the Chemical Institute of Standardization, Jiangnan University, Tianjin Academy of Inspection and Quarantine Science and Technology. The main drafters of this standard. Lining Tao, in Yanjun, Zhou Lei, Xiongzhong Qiang, Zhang Yuan, Li Xue Yang. This standard is the first release of the entry-exit inspection and quarantine industry standards. Dangerous metal corrosion test methods

1 Scope

This standard specifies the test reagents and materials, instruments, test procedures and test results of dangerous chemicals metal corrosion test of determination. This standard applies to the determination of metallic corrosion to meet the packing group Ⅲ Class 8 dangerous chemicals.

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. United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations ·" (fourteenth revised edition) United Nations "on the Recommendations on the Transport of Dangerous Goods, Tests and Criteria Handbook" (fourth revised edition)

3 Terms and Definitions

United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations ·" (fourteenth revised edition), "Recommendations on the Transport of Dangerous Goods Tests and Standards Manual "(fourth revised edition) as well as established the following terms and definitions apply to this standard. 3.1 Cause serious damage by chemical action when in contact with biological tissue or leakage when serious damage or even destroy, other goods or vehicle Substances.

4 Reagents and materials

4.1 reagent (test reagents were analytical grade) 4.1.1 acetone. 4.1.2 CTC. 4.1.3 ethanol. 4.2 Material 4.2.1 The testing of metallic materials --- Steel. S235JR + CR (1.0037resp.St37-2), S275J2G3 + CR (1.0144resp.St44-3); --- Aluminum. non-compound type 7075-T6 or AZ5GU-T6. 4.2.2 Test metallic material specifications Testing metallic material specifications shall length 50mm, width 20mm, 2mm thick metal plate and comprising a circular hole of 3mm diameter. Each metal (steel, aluminum) shall be used at least three sets of samples. 4.2.3 metal pretreatment material Test with a polished metal surface with 120 grit paper (cloth) or substitutes, unless the sample surface has been very smooth. With alcohol Ultrasonic cleaning residual sand bath and degreasing with acetone or carbon tetrachloride, after drying weighed sample (error ± 0.0002g). Test metallic material can not be subjected to surface chemical treatment (pickling, etching, etc.), to prevent the surface of the "stimulus" (inhibition, passivation). Treated After the trial should begin on the same day, to prevent the metal oxide layer formed on the surface, unless appropriate measures are taken for further testing test of metal We were protected. ......

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