OUWEI A37Y Double spring type safety valve boiler

Design confirms: GB12243/API526

Flanges drilled confirms: BS EN1092/ANSI B16.5

Tightness check: API 598/IS0 5208/EN12226-1

Face-to-face conform: ANSI B16.11,JB/T1751

Normal pressure: 1.6MPa

Shell test pressure: 2.4Mpa

Seal test pressure: 1.76Mpa

Suitable medium: water,steam

Working temperature: -20~+425°C

BODY:WCB

DISC: WCB

STEM:   2CR13

GLAND FLANGE: WCB