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1 - Working conditions.
B stands for Jacket.
D stands for Cryogenic.
W stands for Bellows.
Z stands for Plug.
S stands for Three way.
2 - Valve type
J stands for Globe Valves.
3 - Actuators
Omitted for manual actuators.
4 stands for gear actuators.
5 stands for Cone gear actuators.
9 stands for electric actuators.
4 - Connecting types
1 stands for inner thread.
4 stands for flanged
6 stands for SW and BW.
5 - Construction Types
1 stands for Stright.
3 stands for 3-way.
4 stands for Right angle.
5 stands for Y-type.
7 stands for Ballance angle.
6 - Seat materials
X stands for Rubber.
F stands for PTFE.
H stands for stainless
steel.
Y stands for STL..
7 - Nominal pressure
For GB valves, the figure is 10 times more
than
the nominal pressure (MPa).
For ANSI valves, the figure is class such
as
150Lb, 300Lb,etc.
For JIS valves, the figure is class such
as
10K, 20K, etc.
8 - Body Materials
C stands for carbon steel.
P stands for 304 S.S.
R stands for 316 S.S.
C1 stands for WC1.
C6 stands for WC6.
C9 stands for WC9.
For example:
J41H-16C means globe vavles with hand wheel operation
flanged connection, straight, constructions S.S. seat PN1.6MPa and
C.S. body.
J961Y-1500LbC6 means globe valves with motor operation
butt-welding connection STL seat class 1500Lb and WC6 body.
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