A42Y-160/320适用于工作温度≤200℃的空气、氮氢混合气等介质的设备或管路上。A42Y-160P/320P、A42Y-160R/320R适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。连接法兰按JB/T2769-92的标准。 |
A42Y-160/320 type
are usedfor the equipment and pipeline of the air,N2, H2 mixed gas, etc.medium
what the working tem-perature are less than 200℃. A42Y-160P/320P, A42Y-
160R/320R type are used for the eq-uipment and pipeline of the quality with
corrode medium what the working temperature are less hom 200℃. Take for
extra pre-ssure protection devices.Flange connecting dimen-sions of comply with
Standardof JB/T2769-92. |
主要零部件材料 Materials for
main parts |
NO. |
零件名称Name of part |
A42Y-160
A42Y-320 Materials |
A42Y-160P A42Y-320P Materials |
A42Y-160R A42Y-320R
Materials |
1 |
Flange |
35/35CrMoA |
2Cr13 |
1Cr18Ni12Mo2Ti |
2 |
阀座
Nozzle |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
3 |
阀体Body |
40 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
4 |
调节 圈 Adjusting ring |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
5 |
阀瓣
Disc |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
6 |
Disc holder |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
7 |
导向 套Guide sleeve |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
8 |
阀盖Bonnet |
ZG230-450 |
ZG230-450 |
ZG230-450 |
9 |
阀杆
Stem |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
10 |
弹簧Spring |
50CrVA |
50CrVA Coated
Teflon |
50CrVA Coated
Teflon |
11 |
调整螺杆 Adjusting bolt |
45 |
2Cr13 |
2Cr13 |
12 |
阀帽Cap |
ZG200-400 |
ZG200-400 |
ZG200-400 |
密封面材料
Sealing surface
of material |
堆焊Co基硬质合金 Co Depositing
slite |
