| 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 stellite |
