Application / Purpose
This valve is suitable for pipelines handling media such as water, steam, and oil products. It is used as a one-way on-off device to prevent backflow of the medium.
| Performance Specification |
| Model |
Nominal Pressure (MPa) |
Shell Test Pressure (MPa) |
Seat Test Pressure (MPa) |
Operating Temperature (℃) |
Applicable Medium |
| H44T-10/16Q |
1 |
1.5 |
1.1 |
≤200 |
Water, Steam |
| H44W-10/16Q |
1 |
1.5 |
1.1 |
≤100 |
Oil Products |
| H44H-10/16Q |
1 |
1.5 |
1.1 |
≤85 |
Water |
| H44F-10/16Q |
1 |
1.5 |
1.1 |
≤120 |
Water, Steam |
| Main Parts Materials |
| Part Name |
H44T-10/16Q |
H44W-10/16Q |
H44H-10/16Q |
H44F-10/16Q |
| Body, Bonnet |
Ductile Iron |
Ductile Iron |
Ductile Iron |
Ductile Iron |
| Disc |
Ductile Iron + Brass |
Ductile Iron |
Ductile Iron + Stainless Steel |
Ductile Iron + PTFE |
| Main Overall & Connection Dimensions |
| Model |
Nominal Diameter DN(mm) |
L(mm) |
D(mm) |
D1(mm) |
D2(mm) |
Z-Φd |
H(mm) |
| H44T-10/16Q
H44W-10/16Q
H44H-10/16Q
H44F-10/16Q |
40 |
200 |
145 |
110 |
85 |
4-Φ18 |
110 |
| 50 |
230 |
160 |
125 |
100 |
4-Φ18 |
122 |
| 65 |
290 |
180 |
145 |
120 |
4-Φ18 |
136 |
| 80 |
310 |
195 |
160 |
135 |
4-Φ18 |
155 |
| 100 |
350 |
215 |
180 |
155 |
8-Φ18 |
160 |
| 125 |
400 |
245 |
210 |
185 |
8-Φ18 |
188 |
| 150 |
480 |
280 |
240 |
210 |
8-Φ23 |
224 |
| 200 |
495 |
335 |
295 |
265 |
8-Φ23 |
252 |
| 250 |
622 |
390 |
350 |
320 |
12-Φ23 |
285 |
| 300 |
698 |
440 |
400 |
368 |
12-Φ23 |
351 |
| 350 |
795 |
500 |
460 |
428 |
16-Φ23 |
405 |
| 400 |
900 |
565 |
515 |
482 |
16-Φ25 |
460 |
| 500 |
980 |
670 |
620 |
585 |
20-Φ25 |
485 |
