Obtain an approved blast furnace design and site plan
Secure permits, environmental approvals, and safety documentation
Prepare the furnace foundation, hearth, and refractory lining
Install the shell, stack structure, and cooling system
Build the bosh and stack refractory zones
Install tuyeres, tuyeres sleeves, and tuyere cooling
Install the hot-blast system components and air stoves (stove banks)
Install the blast main, valves, and tuyere distribution headers
Install the gas cleaning and recovery system (dust removal, gas handling, stoves)
Install the charging system (skip hoist, bell hopper, charging chute)
Install the burden top equipment (charging guides, sealing arrangements)
Install the slag handling system (taphole tools, slag runners, cranes)
Install the iron tapping system (taphole, tapping tools, casting/transport)
Install the dust/particulate handling and recycle systems
Install instrumentation and controls (process control, interlocks, alarms)
Install utilities for power, compressed air, cooling water, and emergency systems
Perform refractory curing and commissioning procedures
Calibrate instrumentation and test safety interlocks
Conduct cold tests of charging, tapping, blast, and gas handling systems
Establish operational procedures for startup, steady operation, and shutdown
Source and qualify burden materials (iron ore, coke, flux) to required specifications
Set initial operating parameters for blast rate, blast temperature, and burden distribution
Start the furnace according to the approved startup plan
Monitor furnace performance and adjust operating parameters to maintain stable operation
Implement continuous safety monitoring and maintenance schedules
Conduct regular inspections, relines, and campaigns per maintenance plan