IEC 61518:2001 ed1.0

Действует

Mating dimensions between differential pressure (type) measuring instruments and flanged-on shut-off devices up to 413 BAR (41,3 MPa) — 25 стр.

Applicable to differential pressure (type) measuring instruments (instrument) with a shut-off device (manifold) directly bolted on to them.

ICS

23.060.99 Other valves / Клапаны прочие