Cr-Mo steel gate valve (Z441Y-(25-250I,V)-(100-500))

APPLICABLE
The products are widely used in power plants, oil fields, metallurgy, steel, oil refining, chemical and other industries, High Temperature starting role.
SPECIFICATION
1．Design and manufacture: GB/T12234-1989
Temperature: ≤570 ℃
Nominal pressure: 25-250PN
Size: (100-500) mm
Medium: tar, steam, etc.
Material: Cr-Mo steel