BS 1042-1-1.4:1984

Заменен

Measurement of fluid flow in closed conduits. Pressure differential devices, Guide to the use of devices specified in Sections 1.1 and 1.2 — 30 стр.

Заменен на

BS 1042-1.4:1992

ICS

17.120.10 Flow in closed conduits / Поток в закрытых каналах