GB/T 449-2009 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 449-2009	RFQ	ASK	3 days	Sawn timber volume table	Valid
GB 449-1984	RFQ	ASK	6 days	Sawn timber volume table	Obsolete

Similar standards

GB/T 18107   GB/T 30762   GB/T 26900   GB/T 4822   GB/T 4817   GB/T 153   

Basic data

Standard ID: GB/T 449-2009 (GB/T449-2009)
Description (Translated English): Sawn timber volume table
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B69
Classification of International Standard: 79.040
Word Count Estimation: 106,128
Date of Issue: 2009-02-23
Date of Implementation: 2009-08-01
Older Standard (superseded by this standard): GB 449-1984
Quoted Standard: GB/T 153; GB 154; GB/T 4817; GB 4820; GB/T 4822; LY 1200; LY/T 1295; LY/T 1296
Regulation (derived from): National Standard Approval Announcement 2009 No.3 (Total No.143)
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 method for calculating volume of sawn timber and lumber volume. This standard applies to general and special lumber sawn timber volume calculation and check the setting.

GB/T 449-2009: Sawn timber volume table

---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.
Sawn timber volume table ICS 79.040 B69 National Standards of People's Republic of China Replacing GB 449-1984 Sawn timber volume table Posted 2009-02-23 2009-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Timber volume calculation method 1 4 Timber Volume Table 1 4.1 Common Timber Volume Table 1 4.2 Private sawn timber volume table 96 4.3 Fangcai volume table 101

Foreword

This standard replaces GB 449-1984 "sawn timber volume table." This standard compared with GB 449-1984, the main changes are as follows. --- By the mandatory standards to voluntary standards; --- Added the normative references; --- Added some sawmills length, thickness dimension of volume data; --- Added some size Fangcai of volume data. This standard was proposed by the State Forestry Administration. This standard by the National Standardization Technical Committee timber. This standard is drafted by. Northeast Forestry University. Participated in the drafting of this standard. Anhui Agricultural University, Beijing Forestry University, Fujian Agriculture and Forestry University, Northwest A & F University. The main drafters of this standard. Liu Xing, Liu Zhenbo, Cui Yongzhi, in Haipeng, HUANG Qing-feng, CAO Lin, Yang Wenbin, Feng Dejun. This standard replaces the standards previously issued as follows. --- GB 449-1984. Sawn timber volume table

1 Scope

This standard specifies the method of calculation and volume of sawn timber sawn timber volume. This standard applies to general and special sawn lumber volume calculation and check the set.

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 153 conifer sawmills GB 154 sleepers GB/T 4817 Broadleaf Timber GB 4820 tank Woods GB/T 4822 Test sawmills LY1200 machine wood LY/T 1295 railway wagons sawmills LY/T 1296 truck sawmills

3 Timber volume calculation method

Timber volume according to equation (1). Vp = L × W × T/1000000 (1) Where. Vp --- sawn timber volume, in units of cubic meters (m3); L --- sawmills length in meters (m); W --- sawmills width in millimeters (mm); T --- sawn thickness, in millimeters (mm).

4 sawn timber volume table

4.1 Common sawn timber volume table 4.1.1 Common sawn timber volume table shown in Table 1. 4.1.2 Table 1 applies to material long 0.5m ~ 8.0m, sheet width 30mm ~ 300mm, material thickness 12mm ~ 100mm sawn timber of all species Product search volume set. 4.1.3 sawn timber size according to the provisions of GB/T 4822 for calibration. 4.1.4 sawn timber length and width into the timber to perform the required level GB/T 153 and GB/T 4817's. 4.1.5 volume calculations to 2.0m in length or less material retained five decimal places; length from 2.0m above material retained four decimal places. ......

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