Testing (in Mpa) |
Sealing |
2.42 |
Intensity |
3.3 |
|
Max.Working Pressure (in fluid condition) |
Steam of 300 ¡æ |
1.6 |
Steam of 220 ¡æ |
Air and Gas |
-29 ¡æ to 66 ¡æ for oil & Pulsation water |
Non-shock water of ¡Ü 120 ¡æ |
2.2 |
|
Material of main parts |
Body,Cover |
Cast Iron |
Stem |
Brass HPb59-1 |
Seat ring & Disc,Yoke Bushing |
Cast Bronze ZCuSn5Pb5Zn5 |
|
|
DN |
L |
H |
D0 |
D |
D1 |
b |
n-d |
50 |
120 |
250 |
160 |
155 |
120 |
20 |
8-19 |
65 |
130 |
265 |
200 |
175 |
140 |
22 |
8-19 |
80 |
150 |
290 |
224 |
200 |
160 |
24 |
8-23 |
100 |
170 |
325 |
250 |
225 |
185 |
26 |
8-23 |
125 |
200 |
385 |
315 |
270 |
225 |
26 |
8-25 |
150 |
225 |
430 |
355 |
305 |
260 |
28 |
12-25 |
200 |
250 |
535 |
450 |
350 |
305 |
30 |
12-25 |
|
