BS 6356-3-1985 Spraying equipment for crop protection - Specification for dimensions of connection threading《农作物防护用喷雾设备 第3部分 连接旋压螺纹尺寸规范》.pdf

1、BRITISH STANDARD BS 6356-3: 1985 ISO 4102:1984 Spraying equipment for crop protection Part 3: Specification for dimensions of connection threading ISO title: Equipment for crop protection Sprayers Connection threading UDC 631.348.45:632.982.1BS6356-3:1985 This British Standard, having been prepared

2、under the directionof the Agricultural Machinery and Implements Standards Committee, was published under the authority ofthe Board of BSI and comes intoeffect on 31December1985 BSI 08-1999 The following BSI references relate to the work on this standard: Committee reference AGE/15 Draft for comment

3、83/74285 DC ISBN 0 580 14688 X Committees responsible for this British Standard The preparation of this British Standard was entrusted by the Agricultural Machinery And Implements Standards Committee (AGE/-) to Technical Committee AGE/15, upon which the following bodies were represented: Agricultura

4、l and Allied Workers National Trade Group Agricultural Engineers Association British Agrochemicals Association Health and Safety Executive Imperial College of Science and Technology Ministry of Agriculture, Fisheries and Food National Farmers Union National Institute of Agricultural Engineering Roya

5、l Horticultural Society Amendments issued since publication Amd. No. Date of issue CommentsBS6356-3:1985 BSI 08-1999 i Contents Page Committees responsible Inside front cover National foreword ii 1 Scope and field of application 1 2 References 1 3 Dimensions of the threads 1 Publications referred to

6、 Inside back coverBS6356-3:1985 ii BSI 08-1999 National foreword This British Standard has been prepared under the direction of the Agricultural Machinery and Implements Standards Committee and is identical with ISO4102:1984 “Equipment for crop protection Sprayers Connection threading” published by

7、the International Organization for Standardization (ISO). Terminology and conventions. The text of the International Standard has been approved as suitable for publication as a British Standard without deviation. Some terminology and certain conventions are not identical with those used in British S

8、tandards; attention is drawn especially to the following. The comma has been used as a decimal marker. In British Standards it is current practice to use a full point on the baseline as the decimal marker. Wherever the words “International Standard” appear, referring to this standard, they should be

9、 read as “British Standard”. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Cross-refere

10、nces International Standards Corresponding British Standards ISO 228-1:1982 BS 2779:1973 Pipe threads where pressure-tight joints are not made on the threads (Technically equivalent) ISO 261:1973 BS 3643 ISO Metric screw threads Part 1:1981 Principles and basic data (Technically equivalent) Summary

11、of pages This document comprises a front cover, an inside front cover, pagesi andii, pages1 and2, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cov

12、er.BS6356-3:1985 BSI 08-1999 1 1 Scope and field of application This International Standard lays down the essential dimensions of connection threading for sprayers for crop protection to cover existing and foreseeable needs. This International Standard is applicable to spray tips, nozzles, pressure

13、regulators and nuts of sprayers. 2 References ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads Part 1: Designation, dimensions and tolerances. ISO 261, ISO general purpose metric screw threads General plan. 3 Dimensions of the threads 3.1 Metric thread 3.2 Gas list thr

14、ead Metric thread ISO 261 Application Nominal diameter Pitch mm M12 M18 M27 1,5 1,5 2,0 Spray tips, nozzles, pressure regulators and nuts NOTEThe metric threading will be adopted for preference. Gas list thread ISO 228-1 Application Nominal Number of threads per inch Pitch External diameter, d in mm

15、 mm 1/4 3/8 3/4 19 19 14 1,337 1,337 1,814 13,157 16,662 26,441 Spray tips, nozzles, pressure regulators andnuts NOTEThe gas list threading is more suited to plastics equipment.2 blankBS6356-3:1985 BSI 08-1999 Publications referred to See national foreword.BS 6356-3: 1985 ISO 4102:1984 BSI 389 Chisw

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