GB/T 39858-2021 English PDF

US$929.00 · In stock
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GB/T 39858-2021: Tunnel pre-cutting machine
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39858-2021	929	Add to Cart	7 days	Tunnel pre-cutting machine	Valid

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Basic data

Standard ID: GB/T 39858-2021 (GB/T39858-2021)
Description (Translated English): Tunnel pre-cutting machine
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: P97
Word Count Estimation: 50,568
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 39858-2021: Tunnel pre-cutting machine

---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.
Tunnel pre-cutting machine ICS 91.220 P97 National Standards of People's Republic of China Tunnel pre-cutting equipment Released on 2021-03-09 2021-10-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Table of contents

Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Type and technical parameters 3 5 Technical requirements 5 6 Test method 10 7 Inspection rules 22 8 Accompanying documents 25 9 Marking, packaging, transportation and storage 25

Appendix A

(Normative appendix) The stability of the whole machine and the calculation method of structural strength 27

Appendix B

(Normative appendix) Test record sheet 30

Appendix C

(Informative appendix) Test method for measuring dust concentration when cutting groove 44

Foreword

This standard is in accordance with GB/T Drafting of the rules given in 1.1-2009. This standard was proposed by the China Machinery Industry Federation. This standard is approved by the National Standardization Technical Committee for Construction Machinery and Equipment (SAC/TC 328) Concentration. Drafting organizations of this standard. China Railway Construction Heavy Industry Group Co., Ltd., China Railway First Survey and Design Institute Group Co., Ltd., China Railway 14th Bureau Group Group Co., Ltd., China Railway Twelfth Bureau Group Co., Ltd., China Railway Fifth Survey and Design Institute Group Company, China Water Resources and Hydropower Eighth Engineering Bureau Co., Ltd. Company, Beijing Institute of Construction Mechanization Co., Ltd. The main drafters of this standard. Liu Feixiang, Liu Zaizheng, Jin Baocheng, Wang Huan, Li Jianjun, Yang Yueqin, Chang Yanbo, Liu Shuang, Ma Chengbiao, Sun Bing, Li Zhanxian, Wu Haijun, Luo Zhangbo, Zhang Jian, Li Jing, Chen Li, Lu Meili. Tunnel pre-cutting equipment

1 Scope

This standard specifies the terms and definitions, types and basic parameters, technical requirements, and technical requirements of tunnel pre-grooving equipment (hereinafter referred to as pre-grooving equipment) Test methods, inspection rules, accompanying documents, signs, packaging, transportation and storage. This standard applies to the design, manufacture and inspection of pre-grooving equipment.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 191 Packaging, Storage and Transportation Pictorial Sign GB/T 755 Rotating motor rating and performance GB/T 1094.11 Power Transformer Part 11.Dry-type Transformer GB/T 1228 High-strength large hexagon head bolts for steel structure GB/T 3766 General rules and safety requirements for hydraulic transmission systems and their components GB/T 3811 Crane Design Specification GB 3836.1 Explosive Atmosphere Part 1.General Requirements for Equipment GB 3836.2 Explosive atmosphere Part 2.Equipment protected by flameproof enclosure "d" GB 4053.1 Safety requirements for fixed steel ladders and platforms Part 1.Steel straight ladders GB 4053.2 Safety requirements for fixed steel ladders and platforms Part 2.Steel inclined ladders GB 4053.3 Safety requirements for fixed steel ladders and platforms. Part 3.Industrial protective railings and steel platforms GB/T 4208 enclosure protection class (IP code) GB/T 5226.1 Electrical safety of machinery Electrical equipment of machinery Part 1.General technical conditions GB/T 6388 Transport packaging receiving and dispatching signs GB/T 8593.1 Symbols for operator controls and other display devices of earth-moving machinery. Part 1.General symbols GB/T 8593.2 Symbols for operator controls and other display devices of earth-moving machinery. Part 2.Machines, work devices and accessories Special symbol GB/T 10095.1 Cylindrical gear accuracy system Part 1.The definition and allowable value of the deviation of the tooth on the same side GB/T 10095.2 Cylindrical gear accuracy system Part 2.The definition and allowable values of radial integrated deviation and radial runout GB/T 12673 Measuring methods of main dimensions of automobiles GB/T 12674-1990 Method for determination of automobile mass (weight) parameters GB/T 12706 (all parts) Rated voltage 1 kV(Um=1.2 kV) to 35 kV(Um=40.5 kV) Extruded insulation power Cables and accessories GB/T 13306 Sign GB/T 14039 Code of pollution degree of solid particles in hydraulic transmission oil GB/T 14048.1 Low-voltage switchgear and control equipment Part 1.General ......

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