Dimensions & constructral diagram

J19 pressure gage needle valve constructral diagram
The materials for main parts
Part name |
body |
Stem |
seat |
packing |
Packing bonnet |
Handwheel |
J19H-320-DN6 |
Carbon steel |
Cr Stainless steel |
PTFE, flexible graphite |
Carbon steel |
High quality carbon steel |
J19W-320P-DN15 |
Cr-Ni Stainless steel |
Cr Stainless steel |
Cr-Ni Stainless steel |
Stainless steel |
Main performance and specification
Type |
Nominal Pressure(MPa) |
Test pressure PS(MPa) |
Working Pressure(Mpa) |
Working Temperature (℃) |
Applicable medium |
Shell(MPa) |
Sealing (liquid) |
Sealing (gas) |
J19H-320 |
32.0 |
48.0 |
35.2 |
0.6 |
32.0 |
P≤540℃ |
Petroleum gas Water, acid,Steam, Oil, etc. |
J19W-320P |
32.0 |
48.0 |
35.2 |
0.6 |
32.0 |
C≤425℃ |
Main External and Connection Dimensions(mm)
Type |
Nominal diameter DN (mm) |
Dimensions |
Weight (kg) |
L1 |
Do |
D2 |
D1 |
H |
H1 |
M1 |
RC |
J19H-320 |
6 |
100 |
65 |
14 |
5 |
100 |
110 |
M20×1.5 left |
- |
1.2 |
J19W-320P |
15 |
85 |
65 |
- |
- |
100 |
110 |
M20×1.5 |
G1/2〞 |
1.0 |