GOST 8 586 2-2005 State system for ensuring the uniformity of measurements Measurement of liquids and gases flow rate and quantity by means of orifice instruments Part 2 Orifice pl.pdf

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1、 2 ISO 5167-2:2003Measurement of fluid flow by means of pressure differential devices inserted incircular cross-section conduits running full Part 2: rifice plates(MOD) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)8.586.22005( 5167-2:2003)32006/32, - 1.092 . - 1.297 .

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5、s. Part 2. Orifice plates. Technical requirements 200701011 , . , . 8.586.1. , - 0,05 1 , 5000.2 : 8.586.12005 ( 5167-1:2003) -. . 1. (5167-1:2003-,- . 1. , MOD) 8.586.52005 . . 5. - 173782001 ( 3419:1981) - . . (3419:1981 , , MOD) 2485681 ( 6552:1980) . - ( 6552:1980 . -, MOD) - - , 1 - , , . (), -

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7、1.1 1. - , 1, .2 8.586.220055.1.2 5.1.2.1 , .5.1.2.2 . .5.1.2.3 , (. 5.1.3.1) c1771%. , 5:EDpc179 c162c233c235c234c249c251c25030 681 0 65105c68max,(, , ) ;c115c98(5.1)EDABcc179c162c43c43,(5.2)3 8.586.220051 ; 2 1 ABQQ Qc61c230c232c231c246c248c247c230c232c231c246c248c247c236c237c239c238c239c252c253c2

8、39c254c239c61c230c232c43c43,;23 2 2332053c81c81c231c246c248c247c230c232c231c246c248c247c236c237c239c238c239c252c253c239c254c239c61c433205323Q bac,;QbaEapbac61c230c232c231c246c248c247c61c230c232c231c246c248c247;,max2270051332yc68c81abc61c61c98c98 c98(, ,); ,13 5 155 117 10613 , ; , ;c115 , ;Dc162 , . c115 , . (5.1) (5.2)