Brake the major parts material and the performance of pneumatic valve

serial number NO. Called

Name carbon steel CS to American standard ASTM
American standard alloy steel AS to ASTM
stainless steel SS to American standard ASTM




Part Name
Type A
Type F
Type F ( L F
类型( L






pneumatic valve Body Body


A F A F (a. L
A F( L




pneumatic Seat Seat Ring

A
A F (a. L
A F( L




Wedge gate is
A & amp;
A F
A F( L
A F( L




pneumatic valve Stem Stem

A F A F
F (a. L
A F( L




Gasket Gasket
Corrugated SS + graphite
SS + PTFE






pneumatic valve cover Bonnet


A F A F (a. L
A F( L




Bolt Bonnet Bolt

A B A B B

A BM




Pin Pin

a. a. F





packing Gland set
Gland

A F (a. L
A F( L





articulated screw Gland Eyebolt

A B A B B

A BM



Gland
Gland Flange


A F A F (a. L
A F( L




Nut Gland Nut

A H A

a. m. a.



pneumatic Stem Nut
Stem Nut/Cu -
A 合金( Copper alloy)






the hand wheel lock nut
H. W。 The Lock Nut

A H A

a. m. a.




nameplates Nameplate
SS







the Handwheel Handwheel
A







pad Bearing Gasket
A







filler Stem Packing
Flexible Graphite PTFE






(for medium Water, oil, gas, etc. ) W。 O. G。 etc
（ Acids) HNO, CHOOH etc






applicable Temperature Suitable Temperature
- ℃~℃
- ℃~℃
- ℃ ℃ ~