国产护士囗交吞精视频_欧美日韩亚洲少妇_99RE6国产精品99RE在线_香港一级av免费看_华人在线亚洲欧美精品_一区二区和激情视频_长篇女教师的荡欲小说_91久久国产综合张津瑜_小妖精又紧又湿高潮H视频69_秋霞影院18岁特色大片

Spring Kaiqi closed high-pressure safety valve

Products > Safety valve > Spring Kaiqi closed high-pressure safety valve

Spring Kaiqi closed high-pressure safety valve

Model: A42Y-320
Nominal diameter: DN20 ~ 400mm
Nominal: PN1.6 ~ 10.0MPa
Operating temperature: ≤300 ℃
body material: steel, forged steel, stainless steel
air, LPG and liquid: Medium
Applications : Suitable for chemical, petrochemical, petroleum, papermaking, mining, electricity, liquefied petroleum gas, food, pharmaceutical, water supply and drainage, municipal, mechanical equipment, electronics, urban construction and other fields
Contact purchase
shared：

Product Overview:
A42Y spring fully enclosed closed high-pressure safety valve for a variety of light and heavy industry and building pipelines. Safety valves are widely used in: chemical, petrochemical, petroleum, paper, mining, electricity, liquefied petroleum gas, food, pharmaceuticals, water supply and drainage, municipal services, machinery and equipment support, electronics industry, urban construction and other fields. A42Y spring fully enclosed closed high-pressure safety valve for operating temperature ≤ 300 ℃ air, petroleum gas, liquid and other media equipment and piping. A42Y-P-type and A42Y-R-type for operating temperature ≤ 200 ℃ corrosive media equipment and piping, as over-voltage protection device.


product nameA42Y spring fully enclosed closed high-pressure safety valve
Product numberA42Y
Nominal diameterDN20-400
Pressure range1.6MPa-10.0MPa
Body materialCast steel, forged steel, stainless steel


The main parts and materials:
Picture .png

NO.Part NameA42Y-C / KA42Y-C materialA42Y-P / KA42Y-P materialA42Y-R materialDA42Y-P material
1Seat2Cr13 / 1Cr18Ni9TiZG1Cr18Ni9TiZG1Cr18Ni12Mo2TiZG1Cr18Ni9Ti
2BodyWCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2TiLCB / ZG1Cr18Ni9Ti
3Adjustment ring2Cr13 / 1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti
4Backlash plate2Cr13 / 1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti
5Disc2Cr13 / 1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti
6Guide sleeve2Cr13 / 1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti
7capZG230-450ZG230-450ZG230-450ZG1Cr18Ni9Ti
8spring50CrVA50CrVA coated fluoroplastic50CrVA coated fluoroplastic50CrVA
9Valve stem2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti
10Adjust the screw452Cr132Cr132Cr13
11BonnetZG200-400ZG200-400ZG200-400ZG230-450
12Sealing surface materialSurfacing Co-based cemented carbide