Features:
Complete kinds and specifications of valves for 4 big systems of hot blast stove, gas dust catcher, waste heat utilization and TRT, with high performance and reasonable price; valves can meet the requirements of blast furnace iron making technique such as high blast temperature 1450, blast pressure 0.8 MPA, utilization coefficient of blast furnace 3 4; six new international techniques were adopted for link lever shutoff butterfly valve, accurately on-off control, tightly sealing, long service life; ten new design techniques were adopted for hot blast valve, high temperature resistance, tightly sealing, and fault-free running, energy saving and water-saving; whole set of valves can guarantee the system stably running and low downtime odds, so it can reduce maintenance cost and economic loss.