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Boiler special safety valve



Location:Products >> 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
Product details

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 name A44Y, A48Y boiler safety valve
Product number A44Y, A48Y
Nominal diameter DN20-400mm
Pressure range 1.6MPa-10.0MPa
Body material Cast steel, forged steel, stainless steel


The main parts and materials:
Picture .png

NO Part Name material
1 Body WCB
2 Seat ZG2Cr13
3 Adjustment ring ZG2Cr13
4 Disc 2Cr13
5 Guide sleeve 2Cr13
6 cap ZG230-450
7 spring 50CrVA
8 Valve stem 2Cr13
9 wrench ZG200-400
10 Adjust the screw 45
11 Protective cover ZG200-400
Sealing surface material "H" surfacing D507, "Y" surfacing Co-based cemented carbide