A27 Spring loaded low lift type safety valve

A27 Spring loaded low lift type safety valve

 

 

 

 

 

A21F???A21H-C type are used for the equipment and pipeline of the air, ammonia, petroleum gas, etc. medium what the working temperature are less than 200???.

 

A21W-P,R type are used for the equipment and pipeline of the quality with corrode gas and liquid medium what the working temperature are less than 200??? ???Take for extrapressure protection devices.


KA21Y type are used for liquefied petroleum gas what the working temperature are less than 100???.

 

A21H/W/Y Type Spring Loaded Low Lift Safety Valve Main Parts Material

 

NO.

Parts Name

A21H-C/A21F Material

A21W-P/A21F-P Material

A21Y-R Material

1

Nipple

20

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

2

Nipple Nut

35

2Cr13

1Cr18Ni9Ti

3

Seat

35

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

4

Body

2Cr13

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

5

Disc

2Cr13/2Cr13+PTFE

1Cr18Ni9Ti/1Cr18Ni9Ti+PTFE

1Cr18Ni12Mo2Ti

6

Spring Washer

2Cr13

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

7

Spring

50CrVA

50CrVA

50CrVA

8

Locking Nut

Q235-A

ZG230-450

1Cr18Ni9Ti

9

Guide

2Cr13

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

10

Adjusting Bolt

Q235-A

2Cr13

1Cr18Ni12Mo2Ti

 

Sealing

"Y"---Stellite, "H"------D507,  "W"------Body material

A21H/W/Y Type Spring Loaded Low Lift Safety Valve Main Dimension

Model

DN

do

d

Do

M

d1

D1

L

L1

≈H

KA21-16C

A21H-16C

A21H-40

A21W-16P

A21W-40P

KA21-16P

15

12

15

20

M27×1.5

G1/2"

30

35

76

66

20

16

20

25

M33×1.5

G3/4"

35

40

87

68

25

18

25

31

M39×1.5

G1"

40

50

100

105

A21Y-64
A21Y-64P
A21Y-100
A21Y-100P

15

10

15

25

M39×1.5

G1"

44

50

100

66

20

10

20

31

M39×1.5

G1"

44

50

100

68

25

12

25

31

M39×1.5

G1"

44

50

100

105

A21W-160/160P

15

8

20

/

M24×2

G1"

44

50

100

261

20

8

25

/

M33×2

G1"

44

50

100

261

25

8

28

/

M36×2

G1"

44

50

100

285

Other safety valves we supply:

1.900 Series DIN Spring loaded Pressure Safety Valve:

900 Series DIN Spring loaded Pressure Safety Valve


 

2.A46F/H/Y Pilot-operated Pressure Relief valve (A46 Safety 

           

Valve):


 


 

 

3.Double Port High Lift Safety Valve:

 

Double Port Safety Valves


 


 

4.A21 Spring loaded low lift external thread type safety valve:


 

5.A27Spring loaded low lift type safety valve:

6.A41Closed spring loaded low lift type high pressure safety valvee:


 


 

7.A48Spring loaded ful lift safety valve:


 


 

8.A44Spring loaded Full Lift safety valve:

   

Tel: + 86-577-57781015 
Fax: +86-0577-67985602
Email:

goole4@goolevalve.com

fjxcathy1985@yeah.net
Website:http://www.chinavalve1.com/
Skype:fjxcathy

Payment:T/T

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Company Name: Yongjia Goole Valve Co.,Ltd
Contact Person: cathyfang
Address: He-yi Industrial Zone,Oubei Town
Zip: 325105
Telephone: 86-577-57781015
Fax: 86-577-67985602
E-mail:
fjxcathy1985@yeah.net
goole4@goolevalve.com
Website: http://www.chinavalve1.com

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