Testing (in Mpa) |
Nominal Pressure |
0.5 |
1.0 |
Sealing |
0.77 |
1.5 |
Intensity |
1.05 |
2.1 |
|
Max.Working Pressure (in fluid condition) |
Nominal Pressure |
0.5 |
1.0 |
Oil & Pulsation water |
0.5 |
1.0 |
Non-shock water of ¡Ü 120 ¡æ |
0.7 |
1.4 |
|
Material of main parts |
Body &Cover |
CAST IRON |
Stem |
Brass HPb59-1 |
Disc, Seat Ring & Yoke Bushing |
Cast Bronze ZCuSn5Pb5Zn5 |
|
| |
DN |
PN |
THROUGH BODY |
ANGLE BODY |
FLANGE |
L |
L1 |
L2 |
H |
D0 |
L3 |
L4 |
L5 |
H1 |
D0 |
D |
D1 |
b |
n-d |
50 |
0.5 |
165 |
105 |
110 |
253 |
160 |
155 |
100 |
100 |
223 |
160 |
130 |
105 |
16 |
4-15 |
50 |
1.0 |
170 |
110 |
115 |
268 |
160 |
170 |
120 |
115 |
238 |
160 |
155 |
120 |
20 |
4-19 |
65 |
200 |
135 |
140 |
288 |
200 |
185 |
130 |
125 |
248 |
200 |
175 |
140 |
22 |
4-19 |
|
