SKU:弹簧微启式外螺纹安全阀(A21H)
Descrtption:
系列 Series
A21F-16C A21H-16C A21H-40 A21H-64 A21Y-100 A21H-160 A21W-16P A21W-40P A21F-40P A21W-64P A21W-100P A21W-160P KA21Y-16C KA21Y-16P A21Y-16R A21Y-40R A21Y-64R A21Y-100R A21Y-160R
A21F、A21H-C型适用于工作温度≤200℃的空气、氨、石油气……等介质的设备或管路上。A21W-P、R型适用于温度≤200℃有腐蚀性的气体或液体的设备或管路上，作为超压保护装置。KA21Y型适用于温度≤100℃的液化石油气等。
A21F, A21H-C type are used for the equipment and pipeline of the air, ammonia, petroleum gas, etc. medium what the wor-king temperature are less than 200 . A21W-P, R type are used for the equipment and pipeline of the quality with corr ode gas and liquid medium shat the wor-king 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
主要零部件材料 Explanation of materials for main parts
|
NO.
|
Name of part
|
A21H-C/A21F KA21Y-C Materials
|
A21W-P/A21F-P KA21Y-P Materials
|
A21Y-R Materials
|
|
1
|
Union
|
20
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
2
|
Union nut
|
35
|
2Cr13
|
1Cr18Ni9Ti
|
|
3
|
Nozzle
|
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 Coated Teflon
|
50CrVA Coated Teflon
|
|
8
|
Locking nut
|
Q235-A
|
2Cr13
|
1Cr18Ni9Ti
|
|
9
|
Spring guide
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
10
|
Adjusting nut
|
Q235-A
|
2Cr13
|
1Cr18Ni12Mo2Ti
|
|
|
Sealing surface of material
|
"Y" Co Depositing stellite, "H" D507 Depositing D507, "W" body
|
|
外形尺寸和连接尺寸 Dimensions (mm)
|
|
Type
|
(DN)
Nominal diameter
|
do
|
d
|
Do
|
M
|
d1
|
D1
|
L
|
L1
|
H
|
KA21Y-16C A21H-16C A21H-40
A21W-16P A21W-40P KA21Y-16P
|
15
|
12
|
15
|
20
|
M27 1.5
|
G1/2"
|
30
|
35
|
76
|
66
|
|
20
|
16
|
20
|
25
|
M33 1.5
|
G3/4"
|
34
|
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
|
放大图片
暂无相关下载
