Thermal Relief Valve（US series）
A safety relief valves in accordance with US series are suitable for gas and liquid medium conditions caused by thermal expansion with pipes, vessel, etc. The compact valve type is suitable for tight Spaces. The inlet allows flexible installed with movable and welded joints according to size. This kind of valve is usually also of spring load type.
Design Standard
API520、API526
ASME Standard
ISO 4126-1
Product Range
Caliber range：
1/2"~ 1~1/2"
Nominal pressure range：
Class150~Class2500
Body Material：
Carbon Steel, Alloy Steel, Stainless Steel, Duplex-SS, Ni-Alloys, Others upon request.
End Connection：
Threaded
Applicable Temperature：
-196~427°C
