{"id":362658,"date":"2024-10-20T01:41:32","date_gmt":"2024-10-20T01:41:32","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-iso-tr-153772018-tc-2\/"},"modified":"2024-10-26T02:40:13","modified_gmt":"2024-10-26T02:40:13","slug":"bsi-pd-iso-tr-153772018-tc-2","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-iso-tr-153772018-tc-2\/","title":{"rendered":"BSI PD ISO\/TR 15377:2018 – TC"},"content":{"rendered":"

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\ncompares PD ISO\/TR 15377:2018 <\/td>\n<\/tr>\n
2<\/td>\nTRACKED CHANGES
Text example 1 \u2014 indicates added text (in green) <\/td>\n<\/tr>\n
3<\/td>\nNational foreword
Compliance with a British Standard cannot confer immunity from legal obligations.
Amendments\/corrigenda issued since publication <\/td>\n<\/tr>\n
4<\/td>\nMeasurement of fluid flow by means of pressure-differential devices \u2014 Guidelines for the specification of orifice plates, nozzles and Venturi tubes beyond the scope of ISO 5167 <\/td>\n<\/tr>\n
5<\/td>\nCOPYRIGHT PROTECTED DOCUMENT <\/td>\n<\/tr>\n
7<\/td>\nForeword <\/td>\n<\/tr>\n
8<\/td>\nMeasurement of fluid flow by means of pressure- differential devices — Guidelines for the specification of orifice plates, nozzles and Venturi tubes beyond the scope of ISO 5167
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
Table 1 \u2014 Symbols <\/td>\n<\/tr>\n
9<\/td>\n5.1 Drain holes through the upstream face of the square-edged orifice plate or nozzle
5.1.1 General <\/td>\n<\/tr>\n
10<\/td>\n5.1.2 Square-edged orifice plates <\/td>\n<\/tr>\n
12<\/td>\n5.1.3 ISA 1932 nozzles <\/td>\n<\/tr>\n
13<\/td>\n5.1.4 Long radius nozzles
5.2 Square-edged orifice plates installed in pipes of diameter 25 mm \u2264 D < 50 mm
5.2.1 General
5.2.2 Limits of use
5.2.3 Discharge coefficients and corresponding uncertainties
5.3 No upstream or downstream pipeline
5.3.1 General
5.3.2 Flow from a large space (no upstream pipeline) into a pipeline or another large space <\/td>\n<\/tr>\n
14<\/td>\n5.3.2.2 Square-edged orifice plates with corner tappings <\/td>\n<\/tr>\n
15<\/td>\n5.3.2.3 ISA 1932 nozzles <\/td>\n<\/tr>\n
16<\/td>\n5.3.2.4 Venturi nozzle <\/td>\n<\/tr>\n
17<\/td>\n5.3.3 Flow into a large space (no downstream pipeline)
5.3.3.2 Square-edged orifice plates with corner tappings
5.3.3.3 ISA 1932 nozzles and Venturi nozzles <\/td>\n<\/tr>\n
18<\/td>\n6 Orifice plates (except square-edged)
6.1 Conical entrance orifice plates
6.1.1 General
6.1.2 Limits of use
6.1.3 Description
6.1.3.1 General shape <\/td>\n<\/tr>\n
20<\/td>\nFigure 1 \u2014 Conical entrance orifice plate <\/td>\n<\/tr>\n
21<\/td>\n6.1.3.2 Upstream face A <\/td>\n<\/tr>\n
22<\/td>\n6.1.3.3 Downstream face B
6.1.3.5 Conical entrance
6.1.3.6 Parallel bore
6.1.3.7 Edges H, I and G <\/td>\n<\/tr>\n
23<\/td>\n6.1.3.8 Diameter of orifice
6.1.4 Pressure tappings
6.1.5 Coefficients and corresponding uncertainties
6.2 Quarter-circle orifice plates
6.2.1 General
6.2.2 Limits of use <\/td>\n<\/tr>\n
24<\/td>\nTable 3 \u2014 Minimum internal diameter of upstream pipe for quarter-circle orifice plates
6.2.3 Description
6.2.3.1 General shape <\/td>\n<\/tr>\n
26<\/td>\nFigure 2 \u2014 Quarter-circle orifice plate <\/td>\n<\/tr>\n
27<\/td>\n6.2.3.3 Downstream face B
6.2.3.4 Thicknesses e and E
6.2.3.5 Upstream orifice profile <\/td>\n<\/tr>\n
28<\/td>\n6.2.3.6 Downstream edge
6.2.3.7 Diameter of orifice
6.2.4 Pressure tappings
6.2.5 Coefficients and corresponding uncertainties <\/td>\n<\/tr>\n
29<\/td>\n6.2.5.2 Expansibility (expansion) factor
6.2.5.3 Uncertainties
Table 4 \u2014 Discharge coefficients for quarter-circle orifice plates <\/td>\n<\/tr>\n
30<\/td>\n6.3 Eccentric orifice plates
6.3.1 General
6.3.2 Limits of use
6.3.3 Description
6.3.3.1 General shape <\/td>\n<\/tr>\n
31<\/td>\n6.3.3.2 Upstream face A
6.3.3.3 Downstream face B <\/td>\n<\/tr>\n
32<\/td>\nFigure 3 \u2014 Eccentric orifice plate <\/td>\n<\/tr>\n
33<\/td>\n6.3.3.5 Angle of bevel
6.3.3.6 Edges G, H and I
6.3.3.7 Diameter of orifice
6.3.3.8 Symmetrical plates <\/td>\n<\/tr>\n
34<\/td>\n6.3.3.9 Pressure tappings
6.3.4 Coefficients and corresponding uncertainties <\/td>\n<\/tr>\n
35<\/td>\nTable 5 \u2014 Discharge coefficients for eccentric orifice plates <\/td>\n<\/tr>\n
36<\/td>\n7 Venturi tubes with machined convergent of angle 10,5
7.1 General
7.2 Description
7.3 Limits of use <\/td>\n<\/tr>\n
37<\/td>\n7.4 Discharge coefficient <\/td>\n<\/tr>\n
38<\/td>\n7.5 Expansibility [expansion] factor
7.6 Pressure loss
7.7 Installation requirements
Table 7 \u2014 Required straight lengths for Venturi tubes with machined convergent of angle 10,5 <\/td>\n<\/tr>\n
42<\/td>\nBibliography <\/td>\n<\/tr>\n
46<\/td>\nNational foreword <\/td>\n<\/tr>\n
50<\/td>\nForeword <\/td>\n<\/tr>\n
51<\/td>\n1 Scope
2 Normative references
3 Terms and definitions
4 Symbols <\/td>\n<\/tr>\n
53<\/td>\n5 Square-edged orifice plates and nozzles: With drain holes, in pipes below 50 mm diameter, and as inlet and outlet devices
5.1 Drain holes through the upstream face of the square-edged orifice plate or nozzle
5.1.1 General
5.1.2 Square-edged orifice plates <\/td>\n<\/tr>\n
55<\/td>\n5.1.3 ISA 1932 nozzles
5.1.4 Long radius nozzles
5.2 Square-edged orifice plates installed in pipes of diameter 25 mm \u2264 D < 50 mm
5.2.1 General
5.2.2 Limits of use <\/td>\n<\/tr>\n
56<\/td>\n5.2.3 Discharge coefficients and corresponding uncertainties
5.3 No upstream or downstream pipeline
5.3.1 General
5.3.2 Flow from a large space (no upstream pipeline) into a pipeline or another large space <\/td>\n<\/tr>\n
58<\/td>\n5.3.3 Flow into a large space (no downstream pipeline) <\/td>\n<\/tr>\n
59<\/td>\n6 Orifice plates (except square-edged)
6.1 Conical entrance orifice plates
6.1.1 General
6.1.2 Limits of use <\/td>\n<\/tr>\n
60<\/td>\n6.1.3 Description <\/td>\n<\/tr>\n
63<\/td>\n6.1.4 Pressure tappings <\/td>\n<\/tr>\n
64<\/td>\n6.1.5 Coefficients and corresponding uncertainties
6.2 Quarter-circle orifice plates
6.2.1 General
6.2.2 Limits of use <\/td>\n<\/tr>\n
65<\/td>\n6.2.3 Description <\/td>\n<\/tr>\n
68<\/td>\n6.2.4 Pressure tappings
6.2.5 Coefficients and corresponding uncertainties <\/td>\n<\/tr>\n
69<\/td>\n6.3 Eccentric orifice plates
6.3.1 General <\/td>\n<\/tr>\n
70<\/td>\n6.3.2 Limits of use
6.3.3 Description <\/td>\n<\/tr>\n
73<\/td>\n6.3.4 Coefficients and corresponding uncertainties <\/td>\n<\/tr>\n
75<\/td>\n7 Venturi tubes with machined convergent of angle 10,5\u00b0
7.1 General
7.2 Description
7.3 Limits of use <\/td>\n<\/tr>\n
76<\/td>\n7.4 Discharge coefficient
7.5 Expansibility [expansion] factor
7.6 Pressure loss
7.7 Installation requirements <\/td>\n<\/tr>\n
78<\/td>\nAnnex A (informative) An example of the calculations in 5.1.2 <\/td>\n<\/tr>\n
81<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Tracked Changes. Measurement of fluid flow by means of pressure-differential devices. Guidelines for the specification of orifice plates, nozzles and Venturi tubes beyond the scope of ISO 5167<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2020<\/td>\n82<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":362665,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[264,2641],"product_tag":[],"class_list":{"0":"post-362658","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-17-120-10","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/362658","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/362665"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=362658"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=362658"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=362658"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}