Cast Steel Gate Valve
Specification & Features
- Conforming to BS : 1414 / ANSI B16.34 / API 600
- Flanged ends to ANSI B16.5 CL-150 RF
- Outside screw, yoke type, rising stem, bolted bonnet.
- Renewable S.S 13% Cr. (AISI - 410) Working Parts.
- Hand wheel operated.
Pressure / Temperature ratings: in accordance with ANSI B16.34
|
Temperature
oCelsius
|
-29o
+38o
|
100o
|
150o
|
200o
|
250o
|
300o
|
350o
|
375o
|
400o
|
425o
|
*450o
|
*475o
|
*500o
|
*538o
|
|
Pressure
bar
|
19.7
|
17.7
|
15.8
|
14.0
|
12.1
|
10.2
|
8.4
|
7.4
|
6.5
|
5.6
|
4.6
|
3.7
|
2.8
|
1.4
|
*Prolonged Temperatures above 425o celsius may result in deterioration of the carbon phase of carbon steel.
Materials of Construction
|
NAME OF PART
|
MATERIAL
|
STANDARD
|
|
Body, Disc, Bonnet & Gland Flange
Body Seat Ring & Wedge Facing
Back Seat Bush, Lock Bush, Gland & Stem
Eye Bolt & Nut
Grease Nipple, Grub Screw & Sleeve Nut
Gasket
Nut
Stud
Packing
Sleeve
|
Carbon Steel
Stainless Steel
Stainless Steel
Carbon Steel
Steel
Non - Asbestos Fibre
H.T. Steel
Alloy Steel
Graphoil
Stainless Steel / Nodular Iron
|
ASTM A 216 Gr. WCB
ASTM A 276 TYPE 410
ASTM A 276 TYPE 410
BS - 1832
ASTM A 194 Gr. 2H
ASTM A 193 Gr. B7
ASTM A 276 TYPE 304 / ASTM A 439 D2
|
|
Test Pressure
|
Body
|
Seat
|
|
Hydrostatic
|
30 Bar
|
22 Bar
|
|
Air
|
---
|
6.9
|
Sizes / Dimensions
|
Sizes
|
Dimensions (mm)
|
|
Inches.
|
mm
|
A
|
B
|
C
|
D
|
E
|
F
|
GØ
|
|
1-1/2
|
40
|
165
|
14.3
|
127
|
73
|
1.6
|
330
|
210
|
|
2
|
50
|
178
|
16
|
152
|
92
|
1.6
|
340
|
210
|
|
2-1/2
|
65
|
190
|
17.5
|
178
|
104.8
|
1.6
|
395
|
210
|
|
3
|
80
|
203
|
19
|
190
|
127
|
1.6
|
430
|
225
|
|
4
|
100
|
229
|
23.8
|
229
|
157.2
|
1.6
|
521
|
255
|
|
6
|
150
|
267
|
25.4
|
279
|
216
|
1.6
|
666
|
356
|
|
8
|
200
|
292
|
28.6
|
343
|
270
|
1.6
|
783
|
400
|
|
