Tangshan Donghai Special Steel Gas Backflushing Project was successfully put into operation, with excellent performance indicators

The 3rd and 4th phase of the Tangshan Donghai special steel bar line and the 1# and 2# heating furnace gas backflushing projects of the 700 strip steel production line, which were constructed by Shanghai Xuanding, were put into operation one after another from September 2018 to the end of 2018. The effect of emission reduction is remarkable, which not only achieves the effect of energy saving, but also meets the requirements of environmental protection;

Donghai Special Steel Bar Phase IV Heating Furnace (Technical Transformation + Gas Emission Reduction Transformation)

Original heating furnace:

Blast Furnace Gas Double Regenerative Heating Furnace

170 tons/hour

Three-stage control, centralized reversing, four-way reversing valve

Specific modification content:

Technical transformation + blowback

The four-way valve is changed to a three-way valve;

Modification of combustion system and control system;

Increase the backflush system;