Soft and Metal Seat
Having a combined function of Soft seat and Metal seat, Soft +Metal seat gives a tight shut-off at nominal pressure and temperature rating.
Soft +Metal seat sealing system consists of reinforced Teflon and Metal seat. Although Soft +Metal seat has double seat structure, it requires relatively low operating torque.
Soft +Metal seat valve works with the metal seat when a Teflon seat has been burned out. Soft +Metal seat provides the more reliability for steam and hot air line among its applications.
|Design||ASME B16.34 / API std 609 Category B|
|Rating||ASME Cl. 150 / Cl. 300 / Cl. 600
PN 10, 16, 25, 40, 60, 64
JIS 10K, 16K, 20K
|Size||DN50(2”) to DN1800 (72”)|
|Connection Type||Double Flanged / Lugged & Wafer|
|Temperature Range||-40℃ to 250℃|
|Main Material||Body : WCB, CF8, CF8M etc.
Disc : CF8, CF8M etc.
Shaft : 17-4PH, 316SS etc.
Seat : A240-316 + PTFE, A240-316 + RPTFE etc.
Manual Hand lever / Manual Worm Gear
General & Petro Chemical
Oil Refinery / Production
Steel and Iron Mill
Combined / nuclear power plant
Other Plant engineering
Manual operator with Locking device
Bonnet / Stem extension
ISO 15848 Fugitive Emission packing
NACE MR 0103 / 0175