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Boiler special safety valve

Products > Safety valve > Boiler special safety valve

Boiler special safety valve

Model: A48Y-1Z6C
Nominal diameter: DN20 ~ 400mm
Nominal: PN1.6MPa ~ 10.0MPa
Operating temperature: ≤350 ℃
body material: steel, forged steel, stainless steel
Medium: steam, air, etc.
Applications: Suitable for Chemical, petrochemical, petroleum, papermaking, mining, electricity, liquefied gas, food, pharmaceutical, water supply and drainage, municipal services, machinery and equipment, electronics industry, urban construction and other fields
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Product Overview:
       A44Y, A48Y boiler special 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. A44Y, A48Y boiler special safety valve for operating temperature ≤ 350 ℃ of steam, air and other media equipment or pipe. As overpressure protection device.


product nameA44Y, A48Y boiler safety valve
Product numberA44Y, A48Y
Nominal diameterDN20-400mm
Pressure range1.6MPa-10.0MPa
Body materialCast steel, forged steel, stainless steel


The main parts and materials:
Picture .png

NOPart Namematerial
1BodyWCB
2SeatZG2Cr13
3Adjustment ringZG2Cr13
4Disc2Cr13
5Guide sleeve2Cr13
6capZG230-450
7spring50CrVA
8Valve stem2Cr13
9wrenchZG200-400
10Adjust the screw45
11Protective coverZG200-400

Sealing surface material"H" surfacing D507, "Y" surfacing Co-based cemented carbide