BS 1042-1-1.1:1981废止
Measurement of fluid flow in closed conduits. Pressure differential devices. Specification for square-edged orifice plates, nozzles and venturi tubes inserted in circular cross section conduits running full
出版：British Standards Institution
专家解读视频
Specifies the geometry and method of use of orifice plates, nozzles and Venturi tubes when they are inserted in a conduit running full, to measure the flowrate of the fluid in the conduit. Also gives the method of calculation of flowrate and associated uncertainty.
© British Standards Institution 2013
Replaces notes:
Replaces BS 1042:Part 1:1964.
Replaced by notes:
Replaced by BS 1042:Part 1:Section 1.1:1992.
Amendment notes:
AMD 4029
AMD 4318
ISO 5167:1980 - Equivalent
