|
Pressure Class 150 through 900
Forged
carbon steel Piston Type/Ball Type Lift Check Valve, Bolted/Welded Cover,
Gasket joint, Renewable Seat Ring, Loose
Valve Head.
Technical Diagram
Material Specification
|
Item No.
|
Description
|
Material
|
|
01
|
Body
|
ASTM A105
|
|
04
|
Seat
|
13% Cr.SS./ + Stellite Gr.6
|
|
05
|
Valve Head
|
13% Cr.SS./ + Stellite Gr.6
|
|
14
|
Ball Guide
|
13% Cr.SS.
|
|
15
|
Cover
|
ASTM A105
|
|
101
|
Cover Bolt
|
ASTM A193 Gr.B7
|
|
104
|
Gasket
|
SS 304/316 Sprl. wound with CA Flr.
|
|
117
|
Ball
|
13% Cr.SS.
|
|
118
|
Spring
|
Spring Steel
|
|
Special Features
|
|
Material
(Body & Bonnet)
|
In grades LF2 / F5 / F9 / F11 / F22 / F304 / F304H
/ F316 / F316H / F304L/F316L / F321 / F321H / F347 etc.
|
|
Trim
|
(AISI 304 / AISI 316 / AISI 321/AISI 347) / +
Stellited
|
|
Accessories
|
Various types available to suit customer's
requirement.
|
|
Standards
|
|
Valve Standards
|
BS EN 1SO 15761 /ASME B16.34 / Indian Boiler Regulation (IBR)
|
|
Inspection & Testing Standard
|
API 598 / ASME B16.34 / Indian Boiler Regulation
(IBR)
|
|
Ends: Socket weld
Screwed
Butt-Weld
|
ASME B16.11
|
|
ASME B1.20.1
|
|
ASME B16.25
|
Socket,
Screw & Butt Weld Ends
|
|
Size NB.
|
Body & Bonnet
Construction
|
Ends
|
A
|
B
|
|
Class
800
Piston Type Lift Check Valve
Fig.
No. 8614 Ball Type Lift
Check Valve Fig. No. 8616
|
15
|
Bolted/Welded
|
SW/SC/BW
|
84
|
54
|
|
20
|
-Do-
|
-Do-
|
84
|
64
|
|
25
|
-Do-
|
-Do-
|
96
|
76
|
|
40
|
-Do-
|
-Do-
|
175
|
117
|
|
Class
900
Piston Type Lift Check Valve
Fig.
No. 9414 Ball Type
Lift Check Valve Fig. No.9416
|
15
|
Bolted/Welded
|
SW/SC/BW
|
84
|
64
|
|
20
|
-Do-
|
-Do-
|
96
|
76
|
|
25
|
-Do-
|
-Do-
|
115
|
88
|
|
40
|
-Do-
|
-Do-
|
175
|
117
|
Flange
Ends
|
|
Size NB.
|
Body & Bonnet
Construction
|
Ends
|
A
|
B
|
|
Class
150 & 300
Piston Type Lift Check
Valve
Fig. No. 1314WF & 3314WF
Ball Type Lift Check
Valve
Fig. No. 13I6WF & 3316WF
|
15
|
Bolted
|
Flanged
|
152
|
54
|
|
20
|
-Do-
|
-Do-
|
178
|
64
|
|
25
|
-Do-
|
-Do-
|
203
|
76
|
|
40
|
-Do-
|
-Do-
|
229
|
117
|
|
Class
600
Piston Type Lift Check Valve
Fig.
No. 6314WF
Ball Type Lift Check Valve
Fig. No. 6316
|
15
|
Bolted/Welded
|
Flanged
|
165
|
64
|
|
20
|
-Do-
|
-Do-
|
190
|
76
|
|
25
|
-Do-
|
-Do-
|
216
|
88
|
|
40
|
-Do-
|
-Do-
|
241
|
117
|
|
Class
900 & 1500
Piston Type Lift Check
Valve
Fig. N0. 9314WF & 15314WF
Ball Type Lift Check
Valve
Fig. No. 9316WF & 15316WF
|
15
|
Bolted/Welded
|
Flanged
|
216
|
71
|
|
20
|
-Do-
|
-Do-
|
229
|
86
|
|
25
|
-Do-
|
-Do-
|
254
|
116
|
|
40
|
-Do-
|
-Do-
|
305
|
117
|
|
Valves may be offered with IBR Certificate in
Form III C
|
All dimensions are in mm
|
|
