Testing (in Mpa) |
DN |
¡Ü 400 |
DN450-600 |
Sealing |
1.54 |
1.32 |
Intensity |
2.1 |
1.8 |
|
Max.Working Pressure (in fluid condition) |
DN |
¡Ü 200 |
DN250-400 |
DN450-600 |
Saturated Steam |
0.5 |
0.3 |
0.3 |
Oil and Pulsation water |
1.0 |
1.0 |
1.0 |
Non-shock water of ¡Ü 120 ¡æ |
1.4 |
1.4 |
1.2 |
|
Material of main parts |
Body,Cover and Disc |
Cast Iron |
Stem |
Brass HPb59-1 |
Seat ring and Yoke Bushing |
Cast Bronze ZCuSn5Pb5Zn5 |
|
10K |
|
Dimensions (mm) |
DN |
L |
H |
D0 |
D |
D1 |
b |
n-d |
50 |
200 |
308 |
140 |
155 |
120 |
20 |
4-19 |
65 |
220 |
354 |
160 |
175 |
140 |
22 |
4-19 |
80 |
230 |
402 |
180 |
185 |
150 |
22 |
8-19 |
100 |
250 |
454 |
200 |
210 |
175 |
24 |
8-19 |
125 |
270 |
514 |
224 |
250 |
210 |
24 |
8-23 |
150 |
290 |
576 |
250 |
280 |
240 |
26 |
8-23 |
200 |
320 |
694 |
315 |
330 |
290 |
26 |
12-23 |
250 |
380 |
800 |
400 |
400 |
355 |
30 |
12-25 |
300 |
440 |
940 |
450 |
445 |
400 |
32 |
12-25 |
350 |
500 |
1048 |
500 |
490 |
445 |
34 |
16-25 |
400 |
590 |
1145 |
560 |
560 |
510 |
36 |
16-25 |
450 |
640 |
|
|
620 |
565 |
38 |
16-27 |
500 |
710 |
|
|
675 |
620 |
40 |
20-27 |
550 |
780 |
|
|
745 |
680 |
42 |
20-33 |
600 |
850 |
|
|
795 |
730 |
44 |
24-33 |
|
