Q21F二片式外螺纹球阀
性能规范Specifications
Nominal pressure:PN1.6,2.5,4.0,6.4MPa
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:
低压气密封试验压力:0.6MPa Q21F-(16-64)C Water.Oil.Gas
适用介质:Q21F-(16-64)C 水,油,气 Applicable temperature:-29~280℃
适用温度:-29~280℃ Applicable media:
适用介质:Q21F-(16-64)P 硝酸类 Q21F-(16-64)P Nitric acid
Q21F-(16-64)R 醋酸类 Q21F-(16-64R Acetic acid
适用温度:-40~280℃ Applicable temperature:-40~280℃
主要外形尺寸Main outer size
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
20
3/4" 13 90 36x2 18 37 48 110
25 1" 17 100 42x2 20 43 43 110
32 1?" 22 120 52x2 20 53 64 135
40 1?" 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
零件名称
Description of parts
Q21F-(16-64)C Q21F-(16-64)P
Q21F-(16-64)R
阀体Body
WCB
ZG1Cr18Ni9i
CF8
&n