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GB/T 16709.2-2010 PDF English

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GB/T 16709.2-2010: Vacuum technology -- Mounting dimensions of pipeline fittings -- Part 2: Knife-edge flange type
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GB/T 16709.2-2010English134 Add to Cart 3 days [Need to translate] Vacuum technology -- Mounting dimensions of pipeline fittings -- Part 2: Knife-edge flange type

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Basic data

Standard ID GB/T 16709.2-2010 (GB/T16709.2-2010)
Description (Translated English) Vacuum technology -- Mounting dimensions of pipeline fittings -- Part 2: Knife-edge flange type
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J78
Classification of International Standard 23.160
Word Count Estimation 7,785
Date of Issue 2010-12-23
Date of Implementation 2011-10-01
Older Standard (superseded by this standard) GB/T 16709-1996
Quoted Standard ISO 3669
Adopted Standard ISO 9803-2-2007, IDT
Regulation (derived from) National Standard Approval Announcement 2010 No.10 (Total No.165)
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 nominal diameter of 16 mm to 200 mm knife-edge vacuum tube flange fittings (elbows, T -shaped pipe, Cross tube) assembly dimensions.

GB/T 16709.2-2010: Vacuum technology -- Mounting dimensions of pipeline fittings -- Part 2: Knife-edge flange type




---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.
Vacuum technology Mounting dimensions of pipeline fittings Part 2. Knife-edge flange type ICS 23.160 J78 National Standards of People's Republic of China Partially replace GB/T 16709-1996 Vacuum technology - Pipeline fittings assembly dimensions Part 2. knife-edge flange type Part 2. Knife-edgeflangetype (ISO 9803-2.2007, IDT) Issued on. 2010-12-23 2011-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 16709 "Vacuum technology - Pipeline fittings assembly dimension" is divided into two parts. --- Part 1. Non knife-edge flange type; --- Part 2. knife-edge flange type. This section GB/T 16709 Part 2. This part identical with ISO 9803-2.2007 "Vacuum technology - Pipeline fittings assembly dimensions - Part 2. knife-edge flange type." This section is equivalent translation ISO 9803-2.2007 "Vacuum technology - Pipeline fittings assembly dimensions - Part 2. knife-edge flange type." For ease of use, this section made the following editorial changes. a) The ISO 9803-2.2007 of the "international standard" be replaced by GB/T 16709.2 of the "section"; b) use the decimal symbol instead of as a decimal comma ",". ","; c) Remove the foreword and introduction of international standards. GB/T 16709.2 "Vacuum technology - Pipeline fittings assembly dimensions - Part 2. knife-edge flange type" and GB/T 16709.1 "true Space technology pipeline fittings assembly dimensions - Part 1. Non knife-edge flange type "instead of GB/T 16709-1996" Vacuum technology - Pipeline Accessories assembly dimensions. " This part is proposed by China Machinery Industry Federation. This part of the National Vacuum Technology Standardization Technical Committee. This section is drafted. Shenyang Institute of Vacuum Technology, Shanghai Vacuum Valve Manufacturing Co., Limited Beijing giant Friends of Science and Technology Development the company. The main drafters of this section. ROCKETS, Zhang Dong Lin, Liu Zhifeng, Zhengrong Xi, Chen Jun. This part of the standard replaces the previous editions are. --- GB/T 16709-1996. Vacuum technology - Pipeline fittings assembly dimensions Part 2. knife-edge flange type

1 Scope

This section GB/T 16709 specifies the nominal diameter of 16mm to 200mm from the edge of the flange of the vacuum line fittings (elbows, T Shaped tube, cross tube) assembly size.

2 Normative references

The following documents contain provisions which, through reference GB/T 16709 in this section constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. ISO 3669 Vacuum technology can bake flange size

3 Terms and Definitions

The terms and definitions given in ISO 3669 apply to this section.

4 Requirements

4.1 should be the same as the vacuum line fittings assembly dimensions specified in Table 1. Figure 1 to Figure 3. 4.2 should be the same flange dimensions specified in ISO 3669. Looper flange preferably forms. 4.3 ISO 3669 screw hole defined in the flange 4 should be placed in the position shown in FIG. Angle α is a function of the number of screw holes. e --- size. Figure 1 elbow ...

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