iec 60534-2 3 industrial process control valves - flow capacity equations

... 60 534 -2 - 1 O IEC: 1998 -7 - INDUSTRIAL- PROCESS CONTROL VALVES - Part 2-1 : Flow capacity - Sizing equations for fluid flow under installed conditions 1 Scope This part of IEC ... with IEC Not for Resale No reproduction or networking permitted without license from IHS `,,` `-` -` ,,`,,`,`,,` STD -IEC b053Y-2-L-ENGL 37 98 Ya4Y89L O...

Ngày tải lên: 04/04/2014, 14:49

... 60 534 -2 , the definitions given in IEC 60 534 -1 , IEC 60 534 -2 , IEC 60 534 -2 - 2, IEC 6129 8-1 , and IEC 6129 8-2 apply. 4 Symbols Symbol Description Unit C Flow coefficient ( K v , C v ) Various (see IEC ... 8 – 60 534 -2 - 3 © CEI:1997 3 Définitions Pour les besoins de la présente section de la CEI 60 534 -2 , les définitions données dan...

Ngày tải lên: 04/04/2014, 14:49

... these flow coefficients may be found in IEC Publications 534 -1 , 534 -2 -1 *, 534 -2 -2 and 534 -2 -3 . 3. 2 Rated flow coefficient - the value of the flow coefficient at the rated travel. 3. 3 Relative ... Dimensions. Section One - Face-to-face dimensions for flanged, hvo-way, globe-type control valves. 534 -3 - 2 (1984) Section Two - Fa...

Ngày tải lên: 04/04/2014, 14:50

... applies. IEC 60 534 -1 :1987, Industrial- process control valves – Part 1: Control valve terminology and general considerations IEC 60 534 -2 - 1:1998, Industrial- process control valves – Part 2-1 : Flow capacity ... Flow capacity – Sizing equations for fluid flow under installed conditions IEC 60 534 -2 - 3: 1997, Industrial- process con...

Ngày tải lên: 04/04/2014, 14:50

... IHS `,,` `-` -` ,,`,,`,`,,` INDUSTRIAL- PROCESS CONTROL VALVES Part 3 : Dimensions SECTION ONE - FACE-TO-FACE DIMENSIONS FOR FLANGED, TWO-WAY, GLOBE-TYPE CONTROL VALVES Note. - The rationale ... `,,` `-` -` ,,`,,`,`,,` INTERNATIONAL ELECTROTECHNICAL COMMISSION INDUSTRIAL- PROCESS CONTROL VALVES Part 3 : Dimensions SECTION ONE - FACE-TO...

Ngày tải lên: 04/04/2014, 14:50

... 210 230 40 200 222 200 235 251 260 50 230 254 230 267 286 30 0 80 31 0 298 31 0 31 7 33 7 38 0 ±2 100 35 0 35 2 35 0 36 8 39 4 430 150 480 451 480 4 73 508 550 200 600 5 43 600 568 610 650 250 730 6 73 730 708 ... ±2 80 31 0 298 31 0 31 7 33 7 38 0 100 35 0 35 2 35 0 36 8 39 4 430 125 400 – 400 – – 500 150 480 451 480 4 73 508 550 200 600 5 43 600 568 610 650 250...

Ngày tải lên: 25/12/2013, 11:08

... (see IEC 534 -1 ); codes, standards and regulations; valve sizing (see IEC 534 -2 and 534 -2 -2 ); inherent flow characteristics and rangeability (see I EC 534 -2 -4 ); noise (see IEC 534 -8 -1 ); ... routine testing (see IEC 534 -4 ); non-destructive examination; marking (see IEC 534 -5 ); rdocumentation; material requirements; . face-to-face d...

Ngày tải lên: 04/04/2014, 11:30

... conditions. 534 -2 -3 (19 83) Section Three - Test procedures. 534 -3 (1976) Part 3 : Dimensions. Section One - Face-to-face dimensions for flanged, two-way, globe-type con- trol valves. 534 -3 - 2 ... Direct voltage signals. 38 2 (1971) Analogue pneumatic signal for process control systems. 534 : - Industrial- process control valves. 534...

Ngày tải lên: 04/04/2014, 14:47

... without license from IHS ````` `-` -` ,,`,,`,`,,` 60 534 -6 -1 © IEC: 1997 – 23 – M8 12 min. 43 43 A A - A 8 min. 20 to 30 M6 Valve stem 7,5 7,5 Ø 10 min. Actuator shaf A IEC 1 044/97 Dimensions in millimetres NOTES 1 ... without license from IHS ````` `-` -` ,,`,,`,`,,` 60 534 -6 -1 © IEC: 1997 – 21 – Ø 20 to 35 A A - A 8 min. 20 to 30 M6 Valve stem 7,...

Ngày tải lên: 04/04/2014, 11:29

... license from IHS ````` `-` -` ,,`,,`,`,,` 60 534 -6 -2 © IEC: 2000 – 5 – INDUSTRIAL- PROCESS CONTROL VALVES – Part 6-2 : Mounting details for attachment of positioners to control valves – Positioner mounting ... under license with IEC Not for Resale No reproduction or networking permitted without license from IHS ````` `-` -` ,,`,,`,`,,` 60 534 -6 -2 © IEC:...

Ngày tải lên: 04/04/2014, 11:29