Roller Hearth Furnace for Tempering (TF) for Heavy Plates
Tenova LOI's tempering furnaces are the perfect companion for tailor made tempered heavy plates.
Tempering of carbon steel is the final step in the heat treatment process and will influence the final material properties in a wide range. Tempering temperature and its accuracy is the most important issue because there is only a small step between successful and failed result.
Tenova LOI Thermprocess provides roller hearth tempering furnaces tailored to the customers' growing requirements on process security, quality and flexibility. Advanced heating technology for short reheating time to tempering temperature and best temperature tolerance is combined with overall automation and the use of advanced process models. Our furnaces are designed for a temperature range of 200 to 750°C.
Tenova LOI's roller hearth tempering furnaces are the perfect extension to follow the growing demand of quenched and tempered plates.
Tenova LOI is the leading company in this field of treatment since the middle of the 1990s with more than 25 successful installations all over the world consisting of more than 50 Furnaces. Experience in combination with improvement guaranties the best quality.
Value for Money
- High Profitability
- Short Project Cycle Time
- High Process Reliability
- High Flexibility
- Optimized Throughput
- Very good Reproducibility
- Low Maintenance requirement
- More than 25 Q&T Lines successfully installed
- More than 50 Furnaces
- Heat Recovery Systems
- High-efficiency Burners
- Fully automated Processes
- Models for Optimization
- Comprehensive in-depth Process Expertise
- Best Temperature Constancy
- Ultra High Convection in Tempering Furnaces
- Mechanical and Electrical Engineering from a Single Source
Customer Project name Ipsco Steel/SSAB Roller Hearth Furnace for Tempering Ipsco Steel/SSAB USA 2004
1.524 – 2.590 3.048 – 15.240 4,7 – 25,4 48,6 x 2,9 m 17,9 t/h Natural Gas, Open Fired, High Convection Customer Project name Essar Steel/Hazira Plate LTD Roller Hearth Furnace for Tempering Essar Steel/Hazira Plate LTD India 2008
900 – 4.900 3.000 – 25.000 5 – 50 64,4 x 5,1 m 35,0 t/h Natural Gas, Open Fired Customer Project name Duferco Clabecq Roller Hearth Furnace for Tempering Duferco Clabecq Belgium 2008
1.400 – 3.000 6.000 – 13.000 3 – 40 65,6 x 3,3 m 25,0 t/h Natural Gas, Open Fired Customer Project name Baotou Iron & Steel Roller Hearth Furnace for Tempering Baotou Iron & Steel China 2008
1.200 – 3.600 3.000 – 19.000 5 – 100 84,7 x 3,9 m 45,0 t/h Natural Gas, Open Fired Customer Project name Jinan Iron & Steel Roller Hearth Furnace for Tempering Jinan Iron & Steel China 2009
1.500 – 4.200 6.000 – 25.000 6 – 120 94,6 x 4,5 m 67,5 t/h Mixed Gas, Radiant Tube Burners Customer Project name Nucor Corp. Roller Hearth Furnace for Tempering Nucor Corp. USA 2009
1.524 – 3.175 3.048 – 15.240 4,75 – 50,8 52,9 x 3,5 m 21,7 t/h Natural Gas, Open Fired, High Convection Customer Project name Ansteel - Yingkou Roller Hearth Furnace for Tempering Ansteel – Yingkou China 2011
900 – 4.800 3.000 – 26.000 5 -150 96,9 x 5,1 m 50,0 t/h Mixed Gas, Open Fired Customer Project name JSPL - Angul Roller Hearth Furnace for Tempering JSPL – Angul India 2011
900 – 4.800 3.000 – 24.000 5 – 50 83,6 x 5,1 m 55,0 t/h Coke Oven Gas, Open Fired
Quench & Temper Lines for Heavy Plates
iQuench®UNIQUE - POWERFULL - INTELLIGENT With the iQuench® tailored quenching technology, Tenova LOI Thermprocess offers a wide variety of quenching modes and the full range of heat transfer combined with a unique and powerful mathematical quenching model and overall automation. The combination of precisely designed high quality equipment with an intelligent and powerful model makes the iQuench® a masterpiece of engineering.
Quench for Heavy PlatesTenova LOI’s quenching technology is precisely tailored to the customers’ growing requirements on process security, quality and flexibility.
Roller Hearth Furnace for Normalizing (NF) for Heavy PlatesTenova LOI’s Furnaces for Normalizing are precisely tailored to the customers’ growing requirements on process security, quality and flexibility.
Roller Hearth Furnace with Quench (AF) for Heavy PlatesTenova LOI's heat treatment lines are the perfect companion for tailor made quenched and tempered heavy plates.