Mainly included the Blast Furnace Electric slide gate valve, Eccentric Metal seal butterfly valve, Blast Furnace Pneumatic Isolation Valve, Blast Furnace Hydraulic Isolation
Valve, Blast Furnace Hydraulic Triple Offset Butterfly valve, Blast Furnace Electric
Isolation Valve, Blast Furnace Electric Eccentric Butterfly valve, and Blast Furnace
Pneumatic Ball Valve.