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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 | ||





