GB/T 16840.6-2012 English PDF

US$169.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 16840.6-2012: Technical determination methods for electrical fire evidence -- Part 6: Micro-morphological analysis method using scanning electron microscope
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 16840.6-2012	169	Add to Cart	3 days	Technical determination methods for electrical fire evidence -- Part 6: Micro-morphological analysis method using scanning electron microscope	Valid

Similar standards

GB 15930   GB 14102   GB/T 16840.4   GB/T 16840.7   GB/T 16840.3   

Basic data

Standard ID: GB/T 16840.6-2012 (GB/T16840.6-2012)
Description (Translated English): Technical determination methods for electrical fire evidence -- Part 6: Micro-morphological analysis method using scanning electron microscope
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: C82
Classification of International Standard: 13.220.20
Word Count Estimation: 7,768
Quoted Standard: GB/T 13966; GB/T 16840.1
Regulation (derived from): National Standards Bulletin 2012 No. 41; National Standards Commission recently released 16 national standards for fire protection
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 electrical fire Traces technical appraisal methods scanning electron microscopy (SEM) analysis of the microstructure of terms and definitions, principles, equipment, sample preparation, observation site and the criterion. This

GB/T 16840.6-2012: Technical determination methods for electrical fire evidence -- Part 6: Micro-morphological analysis method using scanning electron microscope

---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.
ICS13.220.20 C82 National Standards of People's Republic of China Electrical fire technical traces of evidence identification methods Part 6. SEM morphology analysis Part 6. Micro-morphologicalanalysismethodusing Issued on. 2013-10-01 2012-12-31 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 16840 "mark evidence of electrical fire technical appraisal method" consists of the following components. --- Part 1. Macro method; --- Part 2. remanence assay; --- Part 3. Auger analysis; --- Part 4. Metallographic analysis; --- Part 5. electrical fire evidence identification and extraction methods; --- Part 6. SEM microstructure analysis. This is Part 6 GB/T 16840 in. This section according to the rules GB/T 1.1-2009 given compilation. This section presents the People's Republic of China Ministry of Public Security. This part of the National Technical Committee of Standardization Technical Committee Fire Fire Investigation (SAC/TC113/SC11) centralized. This section drafted by. Ministry of Public Security Shenyang Fire Research Institute. The main drafters of this section. Di Man, Zhang, Zhao Long, Xia Dawei, Qi Zi Bo, Gao Wei, Wu Ying. This section first release. Electrical fire technical traces of evidence identification methods Part 6. SEM morphology analysis

1 Scope

This section GB/T 16840 specifies the electrical fire mark evidence the technical appraisal methods scanning electron microscope (SEM) morphology Analysis of terms and definitions, principles, equipment, sample preparation, the observation site and the criterion. Application of SEM to the fire scene molten metal traces microstructure analysis in this section applies to fire investigation, according to melt microscopic marks Morphology identification mark melt melting properties.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated edition applies to this article Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 13966 Analytical Instruments terms GB/T 16840.1 mark evidence of electrical fire technical appraisal methods - Part 1. Macro method

3 Terms and Definitions

GB/T 13966 and GB/T 16840.1 as defined in the following terms and definitions apply to this document. 3.1 Secondary electron secondaryelectrons Samples outer electrons of atoms excited by the incident electrons emitted to the inelastic scattering of electrons outside the sample. 3.2 Secondary electron imaging secondaryelectronimage After being secondary electron imaging detector receives. 3.3 SEM resolving power solvingpowerforSEM On the secondary electron image measured by the ratio of the minimum distance and the magnification can be clearly separated between the two object points. 3.4 Magnification magnifyingpower Length ratio of the length of the original physical object enlarged. 3.5 Effective magnification effectivemagnifyingpower The ratio of the human eye resolution and the resolution of the instrument. 3.6 Melting marks meltedmark In the external short circuit arc flame or high temperature, the metal surface, especially the formation of copper, aluminum conductor circular, crater-like, nodular, sharp Shaped and other irregular Microfused or full penetration marks. 3.7 Melting marks the morphology of micro-morphologyofmeltedmark Under certain magnification observable traces Minute melt form. ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 16840.6-2012_English be delivered?

Answer: Upon your order, we will start to translate GB/T 16840.6-2012_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 16840.6-2012_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 16840.6-2012_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.