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GB/T 21161-2007 English PDF

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GB/T 21161-2007: Agricultural trailers - Single-acting telescopic tipping cylinders. 25 MPa (250 bar) series - Types 1, 2 and 3 - Interchangeability dimensions
Status: Valid
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GB/T 21161-2007English174 Add to Cart 3 days [Need to translate] Agricultural trailers - Single-acting telescopic tipping cylinders. 25 MPa (250 bar) series - Types 1, 2 and 3 - Interchangeability dimensions Valid GB/T 21161-2007

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Basic data

Standard ID GB/T 21161-2007 (GB/T21161-2007)
Description (Translated English) Agricultural trailers - Single-acting telescopic tipping cylinders. 25 MPa (250 bar) series - Types 1, 2 and 3 - Interchangeability dimensions
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard T54
Classification of International Standard 65.060.01
Word Count Estimation 9,987
Date of Issue 2007-11-01
Date of Implementation 2008-01-01
Adopted Standard ISO 5670-1984, IDT
Regulation (derived from) China National Standard Approval Announcement2007 No.12 (Total No.112)
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 dimensions and test pressure used farm trailer dump dump cylinder, according to project requirements when the manufacturer to choose the right fuel tank, providing size range.

GB/T 21161-2007: Agricultural trailers - Single-acting telescopic tipping cylinders. 25 MPa (250 bar) series - Types 1, 2 and 3 - Interchangeability dimensions


---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.
Agricultural trailers. Single-acting telescopic tipping cylinders. 25 MPa (250 bar) series. Types 1, 2 and 3. Interchangeability dimensions ICS 65.060.01 T54 National Standards of People's Republic of China GB/T 21161-2007/ISO 5670. 1984 Farm trailer single-acting telescopic cylinders Interchangeability dimensions (ISO 5670. 1984, IDT) Posted 2008-01-01 2007-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard is identical with ISO 5670. 1984 "Farm trailer single-acting telescopic cylinders 25MPa (250bar) series Ⅰ Type, Ⅱ and Ⅲ swap size "(in English). This standard is equivalent translation ISO 5670. 1984. For ease of use, this standard made the following editorial changes. The term --- international standard "this part" to "this standard"; --- Remove the preface and introduction of international standards, increase the standard of our national foreword; --- Instead of using the decimal point as a decimal point ",". ","; --- To ISO 5670. 1984 and other international standards referenced in our country has been adopted as a standard, with our standard replaces the corresponding International standards; --- The contents of Chapter 2 into Chapter 1 is described. The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee of agricultural machinery. This standard was drafted. Chinese Academy of Agricultural Mechanization Sciences. The main drafters of this standard. Li Zhiqing, Yangzhao Wen, Lv Shusheng. This standard was first formulated. GB/T 21161-2007/ISO 5670. 1984 Farm trailer single-acting telescopic cylinders Interchangeability dimensions

1 Scope

This standard specifies the dimensions and test pressure dump farm trailer commonly used dump fuel tank, according to the engineering requirements for manufacturers to choose the right oil When the cylinder, provide size range. This standard applies to dump farm trailer and supporting the use of working pressure of 25MPa Single acting telescopic cylinders.

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 2348-1993 hydraulic and pneumatic systems and components - Cylinder bores and piston rod diameters (neq ISO 3320. 1987) GB/T 2878-1993 Hydraulic Components threaded port type and size (neq ISO 6149. 1980) ISO 228-1 non-thread sealing pipe thread - Part 1. Marking, dimensions and tolerances ISO 965-2 general purpose metric screw threads - Tolerances - Part 2. general purpose nuts and bolts limit size medium quality

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 Through a dynamic action, the piston cylinder produces linear motion mandatory. 3.2 Multi-level mandatory linear motion by a continuous multi-stage dynamic action of the single-acting cylinder piston production. Category 4 Press the cylinder structures, different connection methods and the geometry of the cylinder is divided into three types. Ⅰ type, Ⅱ and Ⅲ. Ⅰ type cylinder is only secondary structure; Ⅱ and Ⅲ type can have secondary and tertiary structures.

5 size requirements

5.1 Ⅰ type cylinder Ⅰ type cylinders shall conform to the structure in Figure 1, the dimensions and tolerances shall comply with the provisions in Table 1. 5.2 Ⅱ type cylinder Ⅱ type cylinder structure should comply with the provisions of Figure 2, dimensions and tolerances shall comply with the provisions of Table 2. 5.3 Ⅲ type cylinder Ⅲ type cylinder structure should comply with the provisions of Figure 3, the dimensions and tolerances should conform to Table 3. GB/T 21161-2007/ISO 5670. 1984

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