1 – Type designation
S43 – Gate valve
L10 – Swing check valve
V46.2, V40.2, V46.0 – Globe valve
Z15.1, Z15.2 – Check valve
2 – Direction of the flow:
1 - straight
2 - angle
8 - combined
3 - Connection:
1 - flanged
2 – butt welded
3 - socket welded
5 - threaded
6- combined (1-2)
4 – Method of operation:
1 – by handwheel
2 – by spur gear
3 – by electric actuator
4 – pneumatical or hydraulical
5 – by direct remote control
6 – by bevel gear
7 – self acting
8 – prepared for actuator
5 – Material of the body:
A - 1.0425; E - 1.0460; F - 1.7380; G - 1.7335; J - 1.4541
K - 1.5415; L - 1.7715; N - 1.4903
6 – Nominal pressure –PN
7 – Nominal diameter -DN