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GB/T 28987-2012 English PDF

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US$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 28987-2012: Standard methods for development of characteristic mechanical values for structural lumber
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28987-2012	209	Add to Cart	3 days	Standard methods for development of characteristic mechanical values for structural lumber	Valid

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Basic data

Standard ID: GB/T 28987-2012 (GB/T28987-2012)
Description (Translated English): Standard methods for development of characteristic mechanical values for structural lumber
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B69
Classification of International Standard: 79.040
Word Count Estimation: 9,999
Quoted Standard: GB/T 1931; GB/T 1933; GB 50005; ASTM D1990
Regulation (derived from): National Standards Bulletin No. 41 of 2012
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 strength properties of the corresponding eigenvalues ??establish standard procedures and steps, including sample material specifications, test methods and data analysis methods. This standard applies to our domestic species or

GB/T 28987-2012: Standard methods for development of characteristic mechanical values for structural lumber

---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.
Standard methods for development of characteristic mechanical values \u200b\u200bfor structural lumber ICS 79.040 B69 National Standards of People's Republic of China Structural Test Method Specification material characteristic values Issued on. 2012-12-31 2013-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents. This standard was proposed by the State Forestry Administration. This standard by the National Standardization Technical Committee of timber structures Wood Technical Committee (SAC/TC41/SC4) centralized. This standard was drafted. Chinese Academy of Forestry Wood Industry Research Institute, Suzhou Royal overall residential system Co., Ltd., Zhejiang Jiangsu Province Nanxun Wood Products Quality Inspection Center detection, Sino-board industry (China) Investment Co., Ltd., Diamond Wood China Limited. The main drafters of this standard. Ren Haiqing, Lv Jianxiong Yin Armenia, Chun Ni, Zhou Haibin, Luo Xiuqin, Jiang Jinghui, HONGKONG, Bin Shen Hua Li Shihua, Zhuqi Min. Structural Test Method Specification material characteristic values

1 Scope

This standard specifies the establishment of corresponding strength properties of the eigenvalues \u200b\u200bof standard procedures and steps, including lumber sampling, test methods and data points Analytical methods. This standard applies to our domestic or imported species logs and sawn timber from the processing of lumber.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 1931 Method for determination of moisture content of wood GB/T 1933 Wood Density Determination GB 50005 design of timber structures Standard method allows properties ASTMD1990 intensity level through full scale test specimens to establish visual grading of dimension lumber (StandardPracticeforestablishingalowablepropertiesforvisualy-gradeddimensionlumberfromin- Gradetestsofful-sizespecimens)

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Lumber dimensionlumber Required by the light wood design, width and height of the timber sections of predetermined size normalization processing timber. 3.2 Eigenvalues \u200b\u200bcharacteristicvalue A bit value of the material properties of the probability distribution of quality compliance. This standard is a specification of mechanical properties of materials at 75% confidence interval 5% quantile value as the mechanical properties of the corresponding eigenvalues, and the average flexural modulus of elasticity as its eigenvalues. 3.3 The maximum decrease in strength defect themaximumstrength-reducingdefects Timber strength caused by natural or minimizes the processing defects, such as knots, cracks, rot, denim processing and the like. 3.4 Growing area growthregion Depending on climatic conditions, soil conditions, the scope of the similar nature of the same species or species growth is divided into different areas of the standard Registration of growing regional requirements cover all areas of the growing species or species combinations. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 28987-2012_English be delivered?

Answer: Upon your order, we will start to translate GB/T 28987-2012_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 28987-2012_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 28987-2012_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.