|
Pressure Class 150 through 1500
Forged carbon steel Needle valve. Bolted /Welded Bonnet, Outside Screw
& Yoke, Rising Stem, Rising Hand Wheel, Gasket Joint, Renewable
Seat Ring, Integral Back Seat, Suitable for repacking under pressure
when Valve is fully open
Technical
Diagram
Material
Specification
|
Item No.
|
Description
|
Material
|
|
01
|
Body
|
ASTM A105
|
|
02
|
Bonnet
|
ASTM A105
|
|
03
|
Spindle
|
13% Cr.SS. (NO CASTING)
|
|
04
|
Seat
|
13% Cr.SS./ + Stellite Gr.6
|
|
07
|
Gland Boss
|
13% Cr.SS.
|
|
08
|
Gland Flange
|
ASTM A105
|
|
09
|
Thread Bush
|
ASTM A307 Gr.B
|
|
12
|
Back Seat Bush
|
ASTM A105
|
|
13
|
Hand Wheel
|
M. C. I. / FAB. STEEL
|
|
101
|
Bonnet Bolt
|
ASTM A 193 Gr.B7
|
|
104
|
Gasket
|
SS.304/316 Sprl. wound with CA Flr.
|
|
105
|
Gland Packing
|
GR. ASB with Sacr. Inhib. & Inconel Wire
Reinforcement
|
|
109
|
Gland Stud
|
ASTM A 193 Gr.B7
|
|
110
|
Gland Nut
|
SS.304
|
|
111
|
Gland Lock Nut
|
SS.304
|
|
112
|
Thread Bush Nut
|
ASTM A307 Gr.B
|
|
113
|
Hand Wheel Nut
|
ASTM A307 Gr.B
|
|
122
|
Name Plate
|
Aluminium
|
|
Special Features
|
|
Material
(Body & Bonnet)
|
In grades LF2 / F5 / F9 / F11 / F22 / F304/
F304H/F3I6/F316H/F3O4L/F316L
F321/F321H/F347 etc
|
|
Trim
|
(AISI 304 / AISI 316 / AISI 321 / AISI 347) /+
Stellited
|
|
Accessories
|
Various types available to suit customer's
requirements.
|
|
Standards
|
|
Valve Standards
|
BS 5352 /ASME B16.34 / Indian Boiler Regulation
(IBR)
|
|
Inspection & Testing Standard
|
BS 6755 Part 1 / 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
|
C
|
|
Class
800
Fig. No.
8415
|
15
|
Bolted
|
SW/SC/BW
|
84
|
166
|
96
|
|
20
|
-Do-
|
-Do-
|
96
|
185
|
116
|
|
25
|
-Do-
|
-Do-
|
115
|
225
|
116
|
|
40
|
-Do-
|
-Do-
|
175
|
272
|
150
|
|
Class
900
Fig. No.
9415
|
15
|
bolted
|
SW/SC/BW
|
84
|
166
|
96
|
|
20
|
-Do-
|
-Do-
|
96
|
185
|
116
|
|
25
|
-Do-
|
-Do-
|
115
|
225
|
116
|
|
40
|
-Do-
|
-Do-
|
175
|
273
|
150
|
|
Class
1500
Fig. No.
15415
|
15
|
Welded
|
SW/SC/BW
|
96
|
186
|
116
|
|
20
|
-Do-
|
-Do-
|
115
|
202
|
116
|
|
25
|
-Do-
|
-Do-
|
162
|
244
|
150
|
|
40
|
-Do-
|
-Do-
|
175
|
265
|
150
|
Flange
Ends
|
|
Size NB.
|
Body & Bonnet Construction
|
Ends
|
A
|
B
|
C
|
|
Class
150 & 300
Fig. No.
1315WF
&
3315WF
|
15
|
Bolted
|
Flanged
|
152
|
166
|
86
|
|
20
|
-Do-
|
-Do-
|
178
|
185
|
114
|
|
25
|
-Do.
|
-Do-
|
203
|
225
|
114
|
|
40
|
-Do-
|
-Do-
|
229
|
272
|
178
|
|
Class
600
Fig. No.
6315WF
|
15
|
Bolted
|
Flanged
|
165
|
166
|
86
|
|
20
|
-Do-
|
-Do-
|
190
|
185
|
114
|
|
25
|
-Do-
|
-Do-
|
216
|
225
|
114
|
|
40
|
-Do-
|
-Do-
|
241
|
273
|
178
|
|
Class
900 &1500
Fig. No.
9315WF
&
15315WF
|
15
|
Welded
|
Flanged
|
216
|
186
|
86
|
|
20
|
-Do-
|
-Do-
|
229
|
202
|
116
|
|
25
|
-Do-
|
-Do-
|
254
|
244
|
150
|
|
40
|
-Do-
|
- Do-
|
305
|
265
|
150
|
|
Valves may be offered with IBR Certificate in
Form III C
|
All dimensions are in mm
|
|
