
Bolt Expansion System
An induction-based system for fast, safe and precise expansion of bolts used in turbines and heavy-duty assemblies.



ENRX Tube Welding Consumables provide a complete portfolio of advanced components engineered to optimize welding efficiency, reduce energy consumption, and increase production reliability in HF tube and pipe mills. The product range includes through-flow impeders, return-flow impeders, hollow impeders, impeder clusters, rectangular impeder systems, ferrite cores, induction welding coils, scarfing systems, impeder support systems, couplings, and cooling accessories.
All impeders are designed using high-performance fluted ferrite formulations to minimize eddy current losses and maximize magnetic efficiency. Multiple casing technologies—Epoxy Glass, Ferroglass™, S300WG coatings—offer high-temperature stability, improved wear resistance, and extended service life. The range also includes specialized heavy-duty impeders for low-frequency and high-power welding lines.
Consumables also cover scarfing tools (internal and external), carbide inserts, Canticut ID systems, Duratrim edge scarfing, and complete cluster assemblies for large-diameter pipes. ENRX additionally offers a full range of proprietary ferrite grades (HR4B/HR5, Ferromax) optimized for HF welding.
All products are manufactured according to strict quality standards and delivered with full application support, engineering guidance, and global service coverage.
Used in high-frequency welding of:
Applications include: impeders, induction heating, scarfing, bead removal, tube forming optimization, and ferrite-based magnetic flux concentration.
ENRX consumables are produced under ISO-certified manufacturing processes with full traceability and quality documentation. Ferrite materials are developed to ENRX specifications by globally recognized producers.

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