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Q21F二片式内外螺纹球阀
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| 性能规范Specifications |
Nominal pressure:PN1.6,2.5,4.0,6.4MPa
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Strength testing pressure:PT2.4,3.8,6.0,9.6,MPa |
| 公称压力:PN1.6,2.5,4.0,6.4MPa |
Seat testing pressure(low pressure):0.6MPa |
| 强度试验压力：PT2.4,3.8,6.0,9.6,MPa |
Applicable media: |
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| 低压气密封试验压力：0.6MPa |
Q21F-(16-64)C Water.Oil.Gas |
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| 适用介质：Q21F-(16-64)C 水，油，气 |
Applicable temperature:-29～280℃ |
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| 适用温度：-29～280℃ |
Applicable media: |
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| 适用介质：Q21F-(16-64)P 硝酸类 |
Q21F-(16-64)P Nitric acid |
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| Q21F-(16-64)R 醋酸类 |
Q21F-(16-64R Acetic acid |
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| 适用温度：-40～280℃ |
Applicable temperature:-40～280℃ |
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| DN |
G |
d |
L |
M |
E |
Φ |
H |
W |
| 8 |
1/4" |
8 |
85 |
20x1.5 |
15 |
22 |
40 |
105 |
| 10 |
3/8" |
8 |
85 |
24x1.5 |
16 |
26.5 |
42 |
105 |
| 15 |
1/2" |
10.5 |
85 |
30x2 |
18 |
31 |
45 |
110 |
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20
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3/4" |
13 |
90 |
36x2 |
18 |
37 |
48 |
110 |
| 25 |
1" |
17 |
100 |
42x2 |
20 |
43 |
43 |
110 |
| 32 |
1¼" |
22 |
120 |
52x2 |
20 |
53 |
64 |
135 |
| 40 |
1½" |
26 |
135 |
60x3 |
25 |
62 |
75 |
160 |
| 50 |
2" |
32 |
140 |
72x3 |
25 |
73 |
79 |
170 |
主要零件材料Materials of main parts
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零件名称
Description of parts
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Q21F-(16-64)C |
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| 阀盖Bonnet |
WCB |
ZG1Cr18Ni9i
CF8
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ZG1Cr18Ni12Mo2Ti
CF8M
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聚四氟乙烯Polytetrafluorethylene(PTEE) |
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聚四氟乙烯Polytetrafluorethylene(PTEE |
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