整體式文丘里管差壓式流量計選型：

　　1、機械加工文丘里管. Mechanical processed venturi tube

　　型號Model:HLGTT

　　適用范圍 Scope of application:DN50-250mm

　　適用壓力Applicable pressures:PN0.01～2.5Mpa

　　適用溫度Applicable temperatures:T≤350℃.A

　　直徑比 Diameter ratio：β=0.4-0.7

　　雷諾數Reynolds number:Red=2x10-10°

　　·用途及特點：適用于各種行業中氣體、液體等介質的流量測量、控制和調節。它具有壓力損失小，使用壽命長等特點。

　　Uses and features:It is fit for the measurement，control and adjustment of the flow of various media such as gas and liquid in various sectors featuring a light pressure loss，a long service life，ete.

　　2、粗焊鐵板文丘里管Rough welding iron plate venturi tube

　　型號Model:HLGWT

　　適用范圍 Scope of application:DN250-2000mm

　　適用壓力Applicable pressures:PN0.01~1.0Mpa

　　適用溫度Applicable temperatures;T≤250℃

　　直徑比 Diameter ratio：β=0.4-0.7

　　雷諾數Reynolds number:Red=2x10-10

　　用途及特點：適用于大答徑，大流量，空氣的流量測量、控制和調節。它具有壓力損失小，使用壽命長等特點。

　　Uses and features:It is fit for great pipe diameters，a great flow and the measurement，control and adjustment of the flow of air featuring a light pressure loss，a long service life，etc.

　　3、文丘里噴嘴venturi nozzle

　　型號Model:HLGLT

　　適用范圍 Scope of application:DN50~1600mm

　　適用壓力Applicable pressures:PN0.01～1.0Mpa

　　適用溫度Applicable temperatures:T≤250℃

　　直徑比Diameter ratio：β=0.4-0.7

　　雷諾數Reynolds number:Red=2x10-10°

　　用途及特點：適用于各種行業，尤其適用于冶金行業，用干空氣，風量流量測量、控制和調節。它具有壓力損失小，使用壽命長等特點。

　　Uses and features:It is fit for the measurement，control and adjustment of the flow of air and wind in various sectors，especially metallurgical sector featuring a light pressure loss，a long service life，etc.