Pneumatic control valve for pneumatic valve model establishment specification < / div >

the pneumatic control valve for pneumatic valve model establishment, the regulating pneumatic valve selection that is only used to buy pneumatic valve products use, because the models are all our factory special.

regulating pneumatic valve type mainly as consisting of A + B + C, such as WL21240 - (16 k, according to the model in the establishment of I will give you instructions to find out the corresponding pneumatic valves.
【 Ontology of A 】 ①─②③④⑤⑥
【 Specification 】 B ⑦⑧⑨
【 C) actuator ⑽ ⑾ ⑿

A: adjust the pneumatic valve body portion manual





4 code

WL series pneumatic valves inside A

WR series pneumatic valves inside A


1

economical thread screw-in type pneumatic seat

type eccentric part sphere


2

high load of casing pressure into the cage type pneumatic seat

part of concentric spherical type


3

high performance double pneumatic pressure relief valve core type

all concentric spherical type


4


cut type
- 5




economical socket double pneumatic seat

common seal type


and

sleeve single-seat type

end face seal type


and


porous type pneumatic valve cage structure high-performance type eccentric structure



and

labyrinth pneumatic valve cage structure

3 d eccentric multi-level structure


and

multi-stage decompression structure

-





5 code

pneumatic valve connection form


4

flange


and

this



6 welding



1

screw-type





6 code

pneumatic valve cover form


O

standard


G

type radiator ( High temperature type) D




elongation type ( Low temperature type)


W

bellows seal type


B

clamp cover model ( Insulation type)

B: adjusting the parameters of the pneumatic valve specifications of manual




7 code

nominal pressure


150, 300, 600, 900, 1500, 2500 lb


10 k, 20 k, 30 k, 40 k


16, 40, 64, 100, 160, 250, 320 kpa





8 code

nominal menstruation


3/4 '- DN300


3/4”- - - 12 '





9 code

pneumatic valve body material description


T

copper alloy


C

carbon steel ( WCB)


K

可锻铸铁


I

1Cr5Mo、铬钼钢


P

1Cr18Ni9Ti、铬钼不锈钢


R

1Cr18Ni12MoTi、铬钼不锈钢


V

12Cr1Mo1V、铬钼钒钢

C:调节气动阀执行机构的编制




10代号

执行机构类别


4

多弹簧薄膜式


5

单弹簧薄膜式


6

气缸式


7

全电子式


8

电动式





11代号

作用形式


K

气开式、电开式


B

气闭式、电闭式





12代号

手操机构


P

旁式结构


D

顶装结构


W

涡轮结构


省略

不带手操机构