Primetals' Pioneering Prowess: Turkey's Hot-Strip Mill's Transformative Technological Triumph Primetals Technologies, the globally renowned metallurgical plant engineering & technology company, has announced the receipt of the final acceptance certificate from a Turkish steel producer following the successful completion of a comprehensive two-phase automation modernization program at the producer's hot-strip mill, a project that has delivered measurable improvements in strip profile & flatness quality, reduced information technology response times through full hardware virtualization, & equipped the facility's automation architecture to meet both current operational requirements & the anticipated demands of future production evolution. The final acceptance certificate, the formal contractual milestone that confirms a customer's satisfaction that a project has been completed in accordance with all agreed specifications & performance requirements, represents the culmination of a carefully phased upgrade program that was designed to minimize production disruption while delivering the maximum possible improvement in automation capability & product quality. The project's successful completion, including the restart of the mill on schedule following installation & commissioning, reflects the depth of Primetals Technologies' expertise in hot rolling mill automation & its ability to execute complex modernization programs in live production environments where the commercial cost of unplanned downtime is substantial. The Turkish steel producer's decision to select Primetals Technologies for this automation upgrade was driven by a combination of factors that reflect the full range of considerations that steel producers weigh when choosing a technology partner for critical production system modernization: the availability of continued support from hot rolling mill automation experts who understand the specific characteristics & history of the facility, the improved availability of spare parts for the upgraded system compared to the aging equipment being replaced, & the prospect of measurable improvements in strip profile & flatness quality that would enhance the commercial value of the mill's output. Hot-strip mills are among the most technically demanding & commercially critical assets in a flat steel producer's portfolio, rolling steel slabs at temperatures exceeding 1,000 degrees Celsius into flat strip products of precisely controlled thickness, width, profile, & flatness that serve the automotive, appliance, construction, & packaging industries. The quality of the strip produced by a hot-strip mill, particularly its profile & flatness characteristics, directly determines the value of the product & the producer's ability to serve the most demanding customer segments, making automation system performance a direct driver of commercial competitiveness.

Phase One's Pivotal Performance: Virtualization's Velocity & Value The first phase of Primetals Technologies' automation upgrade program at the Turkish hot-strip mill focused on the replacement & modernization of the Level 2 process automation system, the software layer that sits above the basic hardware control systems & provides the process models, optimization algorithms, & production management functions that translate the mill's operational objectives into specific control setpoints for the rolling process. The Level 2 system is the intelligence layer of a modern hot-strip mill automation architecture, responsible for calculating the optimal rolling schedule for each coil, predicting the thermal & mechanical behavior of the strip as it passes through the mill, & adjusting the control setpoints of the finishing stands, cooling system, & coiler to achieve the target dimensions, mechanical properties, & surface quality of the finished product. The replacement of the existing Level 2 system represented a significant technical undertaking, requiring the migration of complex process models & application software to a new platform while maintaining the continuity of production & the integrity of the mill's operational data. Primetals Technologies addressed this challenge through the introduction of a new Level 2 automation system that is fully virtualized & integrated into the producer's existing virtual hardware infrastructure, a design choice that delivers multiple operational & commercial benefits compared to a conventional hardware-based system architecture. Full virtualization of the Level 2 system reduces information technology response time, a critical performance parameter for a process automation system that must calculate & update control setpoints within the tight time windows imposed by the high-speed rolling process. It also enables more efficient lifecycle management of the automation system, as virtual machines can be updated, backed up, & restored more quickly & reliably than physical hardware, reducing the time & cost of software updates & the risk of extended downtime following a system failure. The integration of the new virtual Level 2 system into the producer's existing virtual hardware setup leverages the infrastructure investment already made by the Turkish producer & avoids the need for a separate physical server environment dedicated to the automation system, reducing both capital cost & ongoing maintenance complexity.

Phase Two's Profound Precision: Basic Automation's Bold & Brilliant Breakthrough The second phase of the automation upgrade program addressed the basic automation layer, the hardware & software systems that directly control the physical equipment of the hot-strip mill, including the rolling stands, hydraulic systems, drives, & measurement instruments that execute the control commands generated by the Level 2 process automation system. The basic automation layer, also known as the Level 1 system, is the operational foundation of the mill's control architecture, translating the setpoints calculated by the Level 2 system into the precise electrical & hydraulic commands that position the rolls, control the rolling force, regulate the strip tension, & manage the dozens of other physical variables that must be controlled simultaneously to produce strip of the required quality. The replacement of the basic automation hardware in Phase 2 involved the installation of a state-of-the-art Simatic TDC CPU555 controller platform, a high-performance industrial automation system from Siemens that provides the processing power, reliability, & communication capabilities required for the demanding real-time control tasks of a hot-strip mill. The application software was migrated to the latest Simatic PCS7 platform, operating on the D7-SYS system, ensuring that the mill's control software is running on a current, supported platform that will receive ongoing updates & technical support from the software vendor for the foreseeable future. The data communication system was simultaneously updated to ProfiNet ET200SP via Remote Input/Output, a modern industrial Ethernet-based communication standard that provides faster, more reliable data exchange between the controller & the field devices, instruments, & actuators distributed throughout the mill. This communication system upgrade is particularly significant for the performance of the profile & flatness control system installed as part of Phase 2, as the accuracy & responsiveness of profile & flatness control depends critically on the speed & reliability of the data communication between the measurement instruments, the controller, & the actuators that adjust the roll gap & bending forces in response to measured deviations from the target profile & flatness.

Contour & Flatness Optimizer: Control's Comprehensive & Calibrated Conquest The centerpiece of Phase 2's technical contribution to the Turkish hot-strip mill's capability is the installation of Primetals Technologies' Contour & Flatness Optimizer, an advanced profile & flatness control system that represents the state of the art in automated strip shape management for hot rolling mills & that delivers the improvements in strip profile & flatness quality that were identified as a primary objective of the entire upgrade program. Strip profile & flatness are among the most commercially important quality characteristics of hot-rolled flat steel products, determining the suitability of the material for downstream processing operations including cold rolling, coating, & stamping, & directly affecting the yield & quality of the products manufactured from the hot-rolled strip by the steel producer's customers. A strip profile that deviates from the target cross-sectional shape, or a flatness that exhibits waves, buckles, or other shape defects, can cause problems in downstream processing, reduce the yield of usable material, & in the most severe cases render the strip unsuitable for its intended application. The Contour & Flatness Optimizer addresses these quality challenges through a combination of advanced process models & optimized control algorithms that enable detailed analysis of strip contour behavior throughout all mill passes, from the first finishing stand to the final stand before the cooling section & coiler. The system's ability to analyze strip contour behavior across all mill passes, rather than relying solely on measurements at the exit of the final stand, provides a much more complete picture of how the strip's profile & flatness evolve through the rolling process, enabling the control system to make proactive adjustments at earlier stands that prevent profile & flatness problems from developing rather than merely correcting them after they have occurred. During the final acceptance test, more than 2,300 items were produced, surpassing the contractual requirements for in-bar control & setup for strip profile & flatness, a performance result that demonstrates the system's ability to deliver the quality improvements promised during the project's commercial & technical development phases.

Shadow Mode's Strategic Sagacity: Seamless Startup's Sophisticated Subtlety One of the most technically elegant aspects of Primetals Technologies' approach to the hot-strip mill automation upgrade is the use of shadow mode operation during the commissioning & startup phase of the Contour & Flatness Optimizer, a methodology that significantly reduces the risk associated with introducing a new advanced control system into a live production environment & that reflects the depth of experience that Primetals Technologies brings to the management of automation system transitions in operating steel mills. Shadow mode operation allows the new control system to run in parallel alongside the existing control system, receiving the same process data & calculating the same control outputs, but without actually implementing those outputs in the physical process. This parallel operation enables the new system's process models to be calibrated against real production data before the system takes over actual control, ensuring that the models accurately reflect the specific characteristics of the Turkish producer's mill & the materials it processes rather than relying solely on generic model parameters derived from theoretical calculations or experience at other mills. The calibration of process models in shadow mode is particularly important for a profile & flatness control system, as the thermal & mechanical behavior of the strip & the rolls that determines the strip's profile & flatness characteristics is highly specific to each individual mill, depending on the roll dimensions, the roll cooling system, the rolling schedule, & the specific grades & dimensions of steel being produced. By allowing the models to be calibrated in shadow mode before startup, Primetals Technologies ensured that the Contour & Flatness Optimizer was ready to deliver accurate & effective control from the moment it was activated, rather than requiring an extended period of in-production tuning during which product quality might be compromised. The smooth transition supported by shadow mode operation is a direct commercial benefit for the Turkish producer, minimizing the risk of quality problems or production disruptions during the critical period immediately following the activation of the new control system & enabling the mill to return to full production at the target quality level as quickly as possible after the upgrade.

Spare Parts' Strategic Significance: Lifecycle's Long-Term Lucidity The improved availability of spare parts for the upgraded automation system was explicitly identified as one of the key factors in the Turkish steel producer's decision to select Primetals Technologies for the hot-strip mill modernization, a consideration that reflects the practical reality of operating complex industrial automation systems over multi-decade lifetimes in an environment where the availability of replacement components directly determines the facility's ability to maintain production continuity. Automation systems in steel mills are expected to operate reliably for 15 to 25 years or more, a timeframe over which the original equipment manufacturers of the hardware components may discontinue production of specific components, withdraw technical support for older software platforms, & reduce or eliminate the availability of spare parts for legacy systems. When a critical automation component fails & a replacement is not available, the consequences for a steel mill can be severe: extended production downtime while a replacement is sourced, potentially from secondary markets at significant cost & delay, or in the worst case a forced shutdown of the affected production line until the component can be replaced or an alternative solution engineered. The replacement of the Turkish producer's aging automation hardware with current-generation Simatic TDC CPU555 controllers & PCS7 software provides immediate access to a full range of spare parts & replacement components from Siemens' extensive global supply chain, eliminating the spare parts availability risk that had been accumulating as the original automation hardware aged. The migration to current software platforms similarly ensures that the mill's automation software will continue to receive updates, security patches, & technical support from the software vendor, protecting the producer's investment in the automation system & ensuring that the software environment remains secure & functional throughout the system's operational lifetime. Primetals Technologies' comprehensive support during installation & commissioning, highlighted as a key factor in the producer's supplier selection decision, extends beyond the completion of the project to encompass ongoing technical support, training, & lifecycle management services that help the Turkish producer maximize the value & longevity of its upgraded automation investment.

Turkish Steel's Tenacious Trajectory: Market's Momentous & Maturing Metamorphosis The automation upgrade at the Turkish hot-strip mill takes place against the backdrop of Turkey's position as one of the world's most significant steel-producing nations & one of the most dynamic & competitive steel markets in the global industry. Turkey is consistently among the top ten steel producers globally, producing approximately 35 to 40 million metric tons of crude steel annually, with a production mix that is heavily weighted toward electric arc furnace steelmaking using scrap, reflecting the country's limited domestic iron ore resources & its access to substantial scrap metal supplies from domestic & regional sources. The Turkish steel industry is a major exporter, supplying flat & long steel products to markets across Europe, the Middle East, North Africa, & beyond, & its competitiveness in these export markets depends critically on the quality & cost efficiency of its production processes. In the flat steel segment, where hot-strip mills are the primary production asset, the quality of strip profile & flatness is a key determinant of competitiveness in the most demanding customer segments, including automotive & appliance manufacturers who specify tight tolerances on strip shape & dimensional consistency. The investment in advanced profile & flatness control technology by the Turkish producer whose mill has been upgraded by Primetals Technologies reflects a strategic commitment to competing in these demanding market segments rather than retreating to lower-value commodity products where price is the primary competitive variable. Turkey's steel industry is also navigating the evolving landscape of European carbon border pricing, as the European Union's Carbon Border Adjustment Mechanism will impose additional costs on Turkish steel exports to the European market, creating incentives for Turkish producers to invest in both emissions reduction & quality improvement to maintain their competitive positions in European markets. The combination of quality enhancement through advanced automation & the broader context of European market access requirements makes the investment in hot-strip mill modernization a strategically coherent response to the competitive challenges facing Turkish flat steel producers.

Primetals' Perennial Preeminence: Technology's Transformative & Tenacious Trajectory Primetals Technologies' successful completion of the Turkish hot-strip mill automation upgrade reinforces the company's position as one of the world's leading providers of metallurgical plant engineering, automation, & technology solutions, a position built on decades of experience in the design, supply, & modernization of steel production equipment across every major steel-producing region of the world. The company, formed through the combination of the metallurgical businesses of Mitsubishi Heavy Industries, Siemens, & previously Voest-Alpine, brings together a depth & breadth of metallurgical technology expertise that is unmatched in the global industry, encompassing ironmaking, steelmaking, continuous casting, hot rolling, cold rolling, & finishing technologies across the full range of steel product types. The Turkish hot-strip mill project demonstrates several of the key capabilities that differentiate Primetals Technologies in the automation modernization market: the ability to execute phased upgrades that minimize production disruption, the depth of process knowledge needed to develop & calibrate advanced control models for specific mill configurations, the project management expertise to coordinate complex multi-phase programs involving hardware replacement, software migration, & advanced system commissioning, & the customer support capabilities needed to ensure that the upgraded systems deliver their promised performance benefits after handover. The receipt of the final acceptance certificate, confirming that more than 2,300 items were produced during the acceptance test while surpassing contractual requirements for strip profile & flatness control, provides Primetals Technologies with a compelling reference case for future automation modernization projects at hot-strip mills around the world, where aging automation systems & the growing demand for higher-quality flat steel products are creating a substantial & sustained market for the kind of comprehensive upgrade program successfully delivered in Turkey.

OREACO Lens: Primetals' Precision & Steel's Technological Transformation

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Consider this: there are approximately 500 to 600 hot-strip mills operating globally, many of which were installed in the 1970s, 1980s, & 1990s & are operating on automation systems that are approaching or have exceeded their designed operational lifetimes. The market for hot-strip mill automation modernization, encompassing Level 1 & Level 2 system upgrades, advanced profile & flatness control, & related technology improvements, represents a multi-billion dollar global opportunity that is growing as the aging installed base of hot-strip mill automation systems reaches the end of its supported lifecycle. Such revelations, often relegated to the periphery of steel industry investment analysis, find illumination through OREACO's cross-cultural synthesis, connecting Austrian & Japanese engineering excellence, Turkish industrial ambition, & the universal imperative of maintaining the quality & efficiency of the steel production infrastructure that underpins modern industrial civilization.

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Key Takeaways

• Primetals Technologies has received the final acceptance certificate from a Turkish steel producer after completing a two-phase hot-strip mill automation upgrade encompassing a fully virtualized Level 2 process automation system & a new basic automation platform using Simatic TDC CPU555 hardware, Simatic PCS7 software, & ProfiNet ET200SP data communication, delivering reduced information technology response times & improved lifecycle management capability

• The installation of Primetals Technologies' Contour & Flatness Optimizer as part of Phase 2 delivers advanced profile & flatness control through detailed analysis of strip contour behavior across all mill passes, & during the final acceptance test more than 2,300 items were produced while surpassing all contractual requirements for in-bar control & setup for strip profile & flatness quality

• The use of shadow mode operation during commissioning, allowing the new system's process models to be calibrated against real production data before activation, enabled a smooth transition that minimized production disruption & ensured the upgraded control system was ready to deliver accurate & effective control from the moment it was switched on