A41H, a41y spring slightly open safety valve product introduction

Spring operated safety valve is applicable to equipment or pipelines with medium such as petroleum gas, air and water with working temperature ≤ 300 ℃. A41y-p/r type is applicable to equipment or pipelines with corrosive medium at working temperature ≤ 200 ℃ as overpressure protection device. The standard of connecting flange is jb/t...... 94/ Series 1.

Spring micro lift safety valve is a kind of equipment used for non-toxic, harmless, non flammable and explosive liquid media, such as pipelines and containers, as the final protection device for overpressure protection. This type of safety valve adopts spring direct load type, flange connection, and integral closed structure.

A41H, a41y spring micro lift safety valve executive standard

Design Code: gb/t 12243

Structure length: gb/t 12221

Flange connection: jb/t 79

Test and inspection: gb/t 12242

Product identification: gb/t 12220

Supply specification: jb/t 7928