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Nominal diameter DN(mm) |
25-300 | |||||
Nominal pressure PN(MPa) |
1.6 | |||||
Material \material code |
C |
P |
R | |||
Main components |
Valve body |
WCB |
ZG1Cr18Ni9Ti |
ZG0Cr18Ni12Mo2Ti | ||
sphere |
2Cr13 |
ZG1Cr18Ni9Ti |
ZG0Cr18Ni12Mo2Ti | |||
Valve stem |
2Cr13 |
1Cr18Ni9Ti |
0Cr18Ni12Mo2Ti | |||
Sealing ring |
Stronger PTFE, counterpoint polystyrene, hard alloy, PTFE | |||||
Filler |
PTFE, flexible Graphite | |||||
Suitable conditions |
Suitable media |
water、steam、oil |
Nitric acid |
Acetic acid | ||
Suitable temperature |
-28℃ - 500℃ | |||||
Actuator |
Model number |
DA/SR series、GTD/GTE series、QGSY series | ||||
Pressure of air supply |
0.4-0.7MPa | |||||
Administer standard |
Design and manufacture |
Length of structure |
Flange size |
Pressure temperature |
Test inspection | |
GB12237 |
GB12221 |
GB9113 |
GB9131 |
GB13927 |