BS 9220 N004-1971 Detail specification for circular rigid waveguide tubing - Standard wall thickness - General application category《圆形刚性波导管详细规范 标准壁厚 一般应用范围》.pdf
《BS 9220 N004-1971 Detail specification for circular rigid waveguide tubing - Standard wall thickness - General application category《圆形刚性波导管详细规范 标准壁厚 一般应用范围》.pdf》由会员分享,可在线阅读,更多相关《BS 9220 N004-1971 Detail specification for circular rigid waveguide tubing - Standard wall thickness - General application category《圆形刚性波导管详细规范 标准壁厚 一般应用范围》.pdf(10页珍藏版)》请在麦多课文档分享上搜索。
1、BRITISH STANDARD BS9220N004: 1971 Detail specification forcircular rigid waveguide tubing Standard wall thickness Generalapplication category UDC 621.372.82BS9220N004:1971 BSI03-2000 ISBN 0 580 06358 5 Compliance with a British Standard does not of itself confer immunity from legal obligations. A Br
2、itish Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Summary of pages This document comprises a front cover, an inside front cover, pagesi andii, pages1 to5 and a back cover. This standard has
3、 been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Amendments issued since publication Amd. No. Date CommentsBS9220N004:1971 BSI 03-2000 i Contents Page 1 Ratings (including limiting conditions of use)
4、 and characteristics 1 2 Marking 1 3 Related documents 1 4 Ordering information 1 5 Certified test records 1 6 Test schedule 2 Table 1A Circular waveguides (preferred values) 4 Table 1B Circular waveguides (preferred values) 5ii blankBS9220N004:1971 BSI 03-2000 1 1 Ratings(including limiting conditi
5、ons of use) and characteristics SeeTable1. 1.1 Deviation on internal diameter. Deviations for the internal diameter are in principle 1/1000 of the internal diameter. For sizesC190 and smaller, deviations are under consideration. 1.2 Ellipticity. The ellipticity shall not exceed1/1000 at any cross se
6、ction for sizesC3.3 toC165 inclusive. For sizesC190 and smaller dimensions, the requirement for ellipticity is under consideration. 1.3 Theoretical attenuation. The values given in the tables are based on a figure for the resistivity of copper of1.7241 10 8 7m. 2 Marking The marking shall be in acco
7、rdance with1.1.6 of BS9220, except that for sizes smaller thanC165 each length of waveguide shall be marked by durable labels attached to the waveguide. 3 Related documents BS9220, Rigid waveguide tubing of assessed quality: Generic data and methods of test. BS2871, Schedule of copper and copper all
8、oys. Tubes. BS3839, Oxygen-free high conductivity copper for electronic valves and semi-conductor devices. 4 Ordering information Orders for waveguides covered by this specification shall contain the following information, in accordance with the requirements of1.1.15 of BS9220. 1) BS number of this
9、detail specification. 2) Reference code (see1.1.6.2 of BS9220). 3) Piece length. 5 Certified test records The CTR, as issued at6-monthly intervals, will contain attributes information for all subgroupA2 tests. In addition, the CTR will contain measurements information for all Group D tests. ELECTRON
10、IC PARTS OF ASSESSED QUALITY: DETAIL SPECIFICATION OUTLINE DRAWING CIRCULAR RIGID WAVEGUIDETUBING STANDARD WALL THICKNESS GENERAL APPLICATION CATEGORY C3.3 to C890 MATERIAL:COPPER Example of cross section For dimensions see tablesBS9220N004:1971 2 BSI 03-2000 6 Test schedule The sample size for the
11、Group D inspection of the class of material shall be one tube,1m(3ft3in) long, selected at random from the approved range of sizes given below: Range of sizes Range1. C3.3 toC890. Class of materials Class3. Copper with not more than1% of other materials.BS9220N004:1971 BSI 03-2000 3 Inspection requi
12、rements Inspection BS9220:1971 reference and conditions of tests Requirements GROUP A (To be applied on a sampling basislot-by-lot) SubgroupsA1,A3 andA4 are notapplicable Non-destructive tests Subgroup A0 Visual inspection Dimensions Eccentricity Ellipticity Material verification 1.2.2 1.2.3.1 1.2.3
13、.2 1.2.3.6 1.2.5.2 100% inspection At each end of the waveguide length At each end At each end As in1.2.2 of BS9220 As in Table1 As in Table1 May not exceed Confirm that correct material from those listed under Classes1 to4 in1.1.6.2 4) of BS9220 has been used SubgroupA2 Bow Ellipticity 1.2.3.3 1.2.
14、3.6 Inspection level S-2, AQL2.5% Any600mm(2ft) of stock length At intermediate points along the length, to be assessed by measurement of external dimensions Edgewise bow:0.25mm(0.01in) Flatwise bow:0.5mm(0.02in) As in1.2 of this specification SubgroupA5 CTR information Attributes information for su
15、bgroupA2 GROUP D (To be applied on a sampling basis atthree-yearly intervals) SubgroupsD2,D3,D4 andD5 are not applicable SubgroupD1 Visual inspection a Dimensions Eccentricity Bow a Ellipticity Material verification a 1.2.2 1.2.3.1 1.2.3.2 1.2.3.3 1.2.3.6 1.2.5.2 At each end of waveguide length and
16、at intermediate points along the length At each end of waveguide length and at intermediate points along the length Any600mm(2ft) of stock length At each end of waveguide length and at intermediate points along the length Destructive tests As in1.2.2 of BS9220 As in Table1 As in Table1 Edgewise bow:
17、0.25mm(0.01in) Flatwise bow:0.5mm(0.02in) May not exceed Confirm that correct material from those listed under Classes1 to4in1.1.6.2 4) of BS9220 has been used SubgroupD6 CTR information Measurements information for all Group D tests a Measurements from Group A tests may be used. 1 1 000 - 1 1 000 -
18、BS 9220 N004:1971 4 BSI 03-2000 Table 1A Circular waveguides (preferred values) Dimensions in millimetres Type designation Cut-off frequency in GHz for the mode a Inside cross section Basic wall thickness t a Eccentricity Outside cross section Theoretical attenuation aindB/m in the H 11(TE 11 ) mode
19、 at1.2 f c H 11(TE 11 ) E 01(TM 01 ) H 21(TE 21 ) H 01(TE 01 ) H 02(TE 02 ) Basic diameter D Deviation b Basic diameter D 1 Deviation b C3.3 C4 C4.5 C5.3 C6.2 C7 C8 C10 C12 C14 C16 C18 C22 C25 C30 C35 C40 C48 C56 C65 C76 C89 C104 C120 C140 C165 C190 C220 C255 C290 C330 C380 C430 C495 C580 C660 C765
20、C890 0.27 0.32 0.37 0.43 0.51 0.60 0.70 0.82 0.96 1.20 1.31 1.53 1.79 2.10 2.46 2.88 3.38 3.95 4.61 5.40 6.32 7.37 8.68 10.0 11.6 13.8 15.8 18.4 21.1 24.6 27.7 31.6 36.8 40.2 49.1 55.3 63.5 73.6 0.35 0.41 0.48 0.57 0.66 0.78 0.91 1.07 1.25 1.46 1.71 2.00 2.34 2.74 3.21 3.76 4.41 5.16 6.02 7.05 8.26
21、9.63 11.3 13.1 15.2 18.1 20.6 24.1 27.5 32.2 36.1 41.3 48.1 52.5 64.1 72.3 82.9 96.1 0.45 0.53 0.62 0.72 0.84 0.99 1.16 1.35 1.59 1.86 2.17 2.54 2.98 3.49 4.08 4.77 5.61 6.56 7.65 8.96 10.5 12.2 14.4 16.7 19.3 22.9 26.2 30.6 35.0 40.8 45.9 52.4 61.0 66.7 81.4 91.8 105.0 122.0 0.56 0.66 0.77 0.90 1.0
22、6 1.24 1.45 1.70 1.99 2.33 2.73 3.19 3.74 4.37 5.12 5.99 7.03 8.23 9.60 11.2 13.2 15.3 18.1 20.9 24.2 28.8 32.9 38.4 43.9 51.2 57.6 65.7 76.6 83.7 102.0 115.0 132.0 153.0 1.03 1.21 1.42 1.66 1.94 2.27 2.66 3.11 3.64 4.26 4.99 5.84 6.84 8.01 9.37 11.0 12.9 15.1 17.6 20.6 24.1 28.1 33.1 38.3 44.4 52.7
23、 60.2 70.3 80.4 93.8 105.0 120.0 140.0 153.0 187.0 211.0 242.0 280.0 647.9 553.5 472.8 403.9 345.1 294.79 251.84 215.14 183.77 157.00 134.11 114.58 97.87 83.62 71.42 61.04 51.99 44.45 38.10 32.54 27.788 23.825 20.244 17.475 15.088 12.700 11.125 9.525 8.331 7.137 6.350 5.563 4.775 4.369 3.581 3.175 2
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