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Temperature control valve, pneumatic angle type temperature control valve

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所屬類別:Special alloy valve

Pneumatic angle type low temperature control valve has the advantages of simple structure, reliable operation, convenient repair, fire and explosion, the valve flow path is simple, low resistance, large flow capacity, light weight. Widely used in large scale air separation equipment oxygen making machine.

Technical parameters and performance indicators:

Nominal diameter mm202540506580100

Seat diameter mm

34567810121520263240506680100

The rated flow coefficient Kv

0.10.160.250.40.631.01.62.546.31016254063100100
Nominal pressure MPa1.6
Trip mm10162540
Flow characteristics

A straight line

Straight lines; the percentage of

Medium temperature

-200~ -80
Connection type

And pipe welding

With the implementing agencies

ZMA(B)-2ZMA(B)-3ZMA(B)-3

Body material

LF4

The implementation of the main technical parameters of mechanism:

Model

ZMA(B)2ZMA(B)3ZMA(B)4

The effective area of the film

280400630

Trip mm

10 ;162540

Spring range KPa

20~100;40~200;

The performance index:

The basic error %With a locator±1.5Always point bias %Not with a locatorOpen airThe starting point±2.5
Not with a locator±6Finish±6
The return difference %With a locator1.5Air to closeThe starting point±6
Not with a locator5Finish±2.5
The dead zone%With a locator0.6Not with a locator±1.5
Not with a locator4
Rated stroke deviation %±2.5

Allowable leakage 1/h

1×10×ˉ4×Rated capacity

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