主要零件材料Materials for main parts
|
零件名称Part name |
阀杆、阀盖Stem,Bonnet |
阀杆、阀瓣Stem,Disc |
填料Packing |
|
J21W-16P |
铬镍不锈钢 |
铬镍不锈钢 |
聚四氟乙稀、柔性石墨PTEF,Soft graphite |
|
J21W-40、J21W-160 |
优质碳钢 |
铬不锈钢 |
主要性能规范Chief property and specifieation
|
型号 |
公称压力（MPa）Nominal pressure |
试验压力PS（MPa） |
工作压力（MPa）Working pressuer |
工作温度（℃）Working temperature |
适用介质Applicable mediun |
||
|
壳体Shell |
密封（液）Seal |
密封（气）Seal |
|||||
|
J21W-16 |
1.6 |
2.4 |
1.76 |
0.6 |
1.6 |
P≤200℃ |
液化石油气水、油品等Petroleun gas Water,Oil etc. |
|
J21W-40P |
4.0 |
6.0 |
4.4 |
0.6 |
4.0 |
||
|
J21W-160 |
16.0 |
17.6 |
17.6 |
0.6 |
16.0 |
C≤425℃ |
|
|
J21W-320P |
32.0 |
48.0 |
35.2 |
0.6 |
32.0 |
||
主要外形及连接尺寸Main external and connecting dimensions(mm)
|
公称直径（mm）Nominal diameter |
尺 寸Dimensions |
重量（Kg）Weight |
||||||
|
D0 |
D1 |
D2 |
L |
H1 |
H2 |
M |
||
|
6 |
70 |
14 |
6 |
135 |
96 |
106 |
20×1.5 |
0.8 |
|
10 |
80 |
18 |
10 |
156 |
115 |
125 |
24×1.5 |
1.1 |
|
15 |
100 |
22 |
15 |
180 |
122 |
132 |
30×2 |
2.0 |
|
20 |
110 |
28 |
18 |
185 |
156 |
166 |
36×2 |
3.0 |
|
25 |
140 |
33 |
22 |
185 |
169 |
180 |
42×2 |
3.2 |
