Introduction to a48y and a48h spring full lift safety valves

A48y spring full open safety valve with wrench is suitable for equipment and pipelines with working temperature ≤ 350 ℃ and other media such as steam and air, as an overpressure protection device. Connecting flange standard pn<6.4mpa according to jb/t-94 system example 1. PN ≥ 6.4Mpa according to jb/t-94 Series 2 standard.

A48y, a48h spring full lift safety valve related standards

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

A48y, a48h spring full lift safety valve structure diagram