MAN B&W Appendix A
Page of 3
MAN Diesel
MAN B&W MC/MCC, ME/ME-B/MEC/MEGI engines 198 38 662.3
No. Symbol Symbol designation
1 General conventional symbols
.
Pipe
.2
Pipe with indication of direction of ow
.3
Valves, gate valves, cocks and aps
.4
Appliances
.5
Indicating and measuring instruments
2 Pipes and pipe joints
2.
Crossing pipes, not connected
2.2 Crossing pipes, connected
2.3 Tee pipe
2.4 Flexible pipe
2.5 Expansion pipe (corrugated) general
2.6 Joint, screwed
2.7 Joint, anged
2.8 Joint, sleeve
2.9 Joint, quickreleasing
2.0
Expansion joint with gland
2.
Expansion pipe
2.2
Cap nut
2.3
Blank ange
No. Symbol Symbol designation
2.4
Spectacle ange
2.5
Bulkhead tting water tight, ange
2.6
Bulkhead crossing, nonwatertight
2.7
Pipe going upwards
2.8
Pipe going downwards
2.9
Orice
3 Valves, gate valves, cocks and aps
3.
Valve, straight through
3.2 Valves, angle
3.3 Valves, three way
3.4 Nonreturn valve (ap), straight
3.5 Nonreturn valve (ap), angle
3.6
Nonreturn valve (ap), straight, screw
down
3.7
Nonreturn valve (ap), angle, screw
down
3.8 Flap, straight through
3.9 Flap, angle
3.0
Reduction valve
3.
Safety valve
3.2
Angle safety valve
3.3
Selfclosing valve
Symbols for Piping