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
|
