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Stainless Steel Heavy Duty Three-Pieces Ball Valve NPT threaded
G.A drawing & dimensions for Heavy Duty Three-Pieces Ball Valve NPT threaded.
1. Technical specification
a) Designed and manufactured according to ASME B16.34.
b) NPT threaded ends are complied with ASME B1.20.1
c) Threaded ends such as Rc, Rp & G types complied with BS21/2279,
DIN 259/2999, ISO228 can be provided upon request.
d) Inspected and tested according to API598.
e) Adjustable packing gland, blow-out proof stem.
2. Performance specification
|
Main Technical Parameter
|
|||
|
Normal Pressure
|
1000
|
PSi
|
|
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Test Pressure
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Shell Test Pressure
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10.5
|
MPa
|
|
Tightness Test
|
7.7
|
||
|
Gas-Tightness Test
|
0.6
|
||
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Max Working Temperature
|
-20~160
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℃
|
|
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Applicable Medium: Water, Gas, Oil, Acid
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|||
3. Material specification
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No.
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Parts Name
|
Material
|
No.
|
Parts Name
|
Material
|
|
1
|
Bolt
|
ASTM A194-8
|
10
|
Stem
|
ASTM A276 316/304
|
|
2
|
Spring Washer
|
ASTM A194-8
|
11
|
Stem Gasket
|
PTFE
|
|
3
|
Nut
|
ASTM A 194-8
|
12
|
Packing Gland
|
ASTM A276 304
|
|
4
|
End Cap
|
ASTM A351 CF8M/CF8
|
13
|
Handle
|
ASTM A276 304
|
|
5
|
Seat
|
PTFE/RPTFE
|
14
|
Handle Washer
|
ASTM A276 304
|
|
6
|
Ball
|
ASTM A276 316/304
|
15
|
Handle Nut
|
ASTM A276 304
|
|
7
|
Gasket
|
PTFE
|
16
|
Handle Lock
|
ASTM A276 304
|
|
8
|
Thrust Washer
|
PTFE
|
17
|
Handle Cover
|
PVC
|
|
9
|
Body
|
ASTM A351 CF8M/CF8
|
18
|
-
|
-
|
4. Dimensions specification
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SIZE(Inch)
|
ØD
|
L
|
H
|
W
|
C
|
|
1/4"
|
11.5
|
67
|
56.5
|
99
|
17.5
|
|
3/8"
|
12.5
|
67
|
56.5
|
99
|
17.5
|
|
1/2"
|
15
|
72.5
|
58
|
100
|
16
|
|
3/4"
|
20
|
81.5
|
68
|
110
|
18
|
|
1"
|
25
|
89.5
|
74
|
150
|
18
|
|
1-1/4"
|
32
|
110
|
90
|
170
|
23
|
|
1-1/2"
|
38
|
116
|
94
|
170
|
23
|
|
2"
|
50
|
145
|
105
|
170
|
28
|
|
2-1/2"
|
65
|
180
|
126
|
215
|
35
|
|
3"
|
80
|
206
|
155
|
235
|
39
|
|
4"
|
98
|
225
|
165
|
305
|
52
|
Email: yilia@flange-valve-fittings.com Skype: yilia.wang.metals
Views: 6948 Author：METALS INDUSTRIAL Date:2015/02/03