Twin Spring Type Safety Valve_GB

Series

A38Y-16C、 A38Y-25、A38Y-40

A43H-16C、A43H-25、A43H-40

A37H-16C、A37H-25、A37H-40

Note: Types and Specifications of Safety devices need to be calculated and selected according to the specific working conditions of the protected equipments and systems before quotations. 

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Use

This safety valves are used for the equipment and pipeline of the steam, water etc. medium what the working temperature ate less than 350℃,Take for extra pressure protection devices.

Flange connecting dimensions of comply with Standard series two of JB/T……94.

Main Parts and Materials

A38Y、A43H、A37H sefety valve, except three-ways style (material WCB), the materials of other parts is same as A47H,A48Y type spring loaded type safety valve.

A38Y、A43H、A37H typetwin safety valve is composed of two A48y or A47Y type safety valves with the same specifications. Which are fixed on a Y-shaped joint.The nominal diameter isthe inlet diameter of the Y-shaped joint. Here isthetable to show its combination.

Main External Dimensions