| Professional valve manufacturer |
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| ValveStainless steel threaded gate valves |
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| 性能规范 specifications |
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| 公称压力 Nominal pressure |
PN |
1.6,2.5,4.0,6.5 |
Mpa |
| 强度试验压力 Strength testing pressure |
PT |
2.4,3.8,6.0,9.6 |
| 低压气密封试验压力 Seat testing pressure（low pressure） |
0.6 |
Mpa |
| 高压气密封试验压力 Seat testing pressure（high pressure |
1.8,2.8,4.4,7.1 |
| 适用介质 Applicable medium |
Z15W-(16-64)C 水、油、气WATER,oil，Gas |
Z15W-(16-64)P 硝酸类 Nitric acid |
Z15W-(16-64)R醋酸类 Acetic acid |
| 适用温度Applicable temperature |
（-40~180℃） | |
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| 主要零件材料 Materials of main parts |
| 零件名称 Description of parts |
Z15W-(16-64)C |
Z15W-(16-64)P |
Z15W-(16-64)R |
| 阀体 Body |
WCB |
CF8 |
CF8M |
| 闸板Disc |
WCB |
CF8 |
CF8M |
| 阀杆 Stem |
304 |
304 |
316 |
| 密封圈Sealring |
ss304,ss316 |
| 填料 Packing |
聚四氟乙烯 Polyterafluoroethylene（PTFE) | |
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| 主要外形尺寸 Main outer size |
| DN |
G |
L |
E |
H |
W |
| 15 |
1/2″ |
55 |
16 |
90 |
70 |
| 20 |
3/4″ |
60 |
18 |
98 |
70 |
| 25 |
1″ |
69 |
20 |
108 |
70 |
| 32 |
1¼″ |
76 |
21.5 |
128 |
80 |
| 40 |
1½″ |
80 |
23 |
152 |
100 |
| 50 |
2″ |
92 |
24.5 |
166 |
100 |
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