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D343H/F/X-6C/10C/16C/25 Triple Eccentric Hard Seal Worm Gear
Main parts and materials:
 
Parts name
Material 
D343H/F/X-6C/10C/16C/25
D943H/F/X-6C/10C/16C/25
Valvebody;Disc;yoke;retaining ring
WCB
WCB
Stem 
2Cr13
2Cr13
Seal ring 
Stainless steel
Stainless steel
 
Function and specification
 
Type 
Valve 
board 
corner
Nominal 
Pressure
(MPa)
Testing pressure
Suitable 
temperature
(℃)
Suitable 
medium
Strength
(water)MPa
Enclose 
(water) MPa
 
 
Water;
vapour;
oil
D343H/F/X-6C
90
0.6
0.9
0.66
-29~425℃
D943H/F/X-6C
D343H/F/X-10C
D343H/F/X-10C
90
1.0
1.5
1.1
D343H/F/X-16C
D343H/F/X-16C
90
1.6
2.4
1.8
D343H/F/X-25C
90
2.5
3.8
2.8
D343H/F/X-25C
 
Standard and norm 
 
Design and manufacture
Structure and length
Connection and flange
Test and inspection
JB/T8527
GB12221
GB9113.1
GB13927
 
Outline and connecting measurement

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