Product Description
Internal Thread Needle Valve
Level Gauge Plug Needle Stop Valve
Level gage valves are used to isolate a level gage from its host process for maintenance, inspection, andother ancillary operations. Water Gauge valve cocks are used for water level gauge (reflex alass levelgauge, transparent glass level gauge, glass tubular level gauge) . is type of needle valve, have isolating balinside, once the glass broken, the ball will block the water flow out.
The materials for main parts
Part name |
Stem, Bonnet |
Stem, Disc |
Packing |
J13W-16P |
Cr-Ni Stainless steel |
Cr-Ni Stainless steel |
PTFE,flexible graphite |
J13W-160,40 |
High quality carbon steel |
High quality carbon steel |
Main performance and specifications
type |
Nominal pressure(MPa) |
test pressure PS(MPa) |
Working pressure(MPa) |
Working temperature (ºC) |
Applicable medium |
shell |
Sealing(liquid) |
Sealing(gas) |
J13W-16 |
1.6 |
2.4 |
1.76 |
0.6 |
1.6 |
P≤540ºC |
Petroleum gas, water,acid,Steam, Oil, etc. |
J13W-40P |
4.0 |
6.0 |
4.4 |
0.6 |
4.0 |
J13W-160 |
16.0 |
24.0 |
17.6 |
0.6 |
16.0 |
C≤425ºC |
J13W-320P |
32.0 |
48.0 |
35.2 |
0.6 |
32.0 |
Main external and connection dimensions(mm)
Nominal diameter DN(mm) |
Pipe thread |
Dimensions |
Weight(Kg) |
Do |
L |
H |
H1 |
d |
6 |
1/4 |
60 |
55 |
90 |
100 |
4 |
0.63 |
10 |
3/8 |
60 |
60 |
92 |
102 |
5 |
0.65 |
15 |
1/2 |
65 |
65 |
97 |
107 |
6 |
0.8 |
20 |
3/4 |
80 |
80 |
109 |
121 |
8 |
1.07 |
25 |
1 |
100 |
90 |
122 |
132 |
10 |
1.8 |
32 |
11/4 |
140 |
128 |
180 |
191 |
15 |
5.0 |
40 |
11/2 |
160 |
148 |
200 |
215 |
18 |
7.2 |
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