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Double spring-loaded safety valve

Products > Safety valve > Double spring-loaded safety valve

Double spring-loaded safety valve

Model: A37H / 38Y / 43H-16C
Nominal diameter: DN50-150mm
Pressure range: 1.6MPa-4.0MPa
Operating temperature: ≤350 ℃
body material: steel, forged steel, stainless steel,
steam, water and the like: Suitable 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
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Product Overview:
A38Y double spring-loaded safety valve for a variety of industrial and building plumbing. 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. A38Y double spring-loaded safety valve for operating temperature ≤ 350 ℃ steam, water and other media equipment and piping. As overpressure protection device. A38Y, A43H, A37H type double safety valve is installed on the Y-type connector with two A48Y or A47H safety valve of the same size and constituted, the nominal diameter series refers to the Y-type inlet diameter, the combination of the following table.


product nameA38Y double spring-loaded safety valve
Product numberA38Ymm
Nominal diameterDN50-150
Pressure range1.6MPa-4.0MPa
Body materialCast steel, forged steel, stainless steel


Combination selection table:

A38Y typeThe corresponding A48Y typeA43Y typeCorresponding A47Y typeA37Y typeCorresponding A47Y type
5032 × 25032 × 25032 × 2
8050 × 28050 × 28065 × 2
10065 × 210080 × 210080 × 2
150100 × 2125100 × 2125100 × 2


150125 × 2150125 × 2