High fatigue strength is effective! Suppresses cracks at the bottom of gear grooves.
The "DURO series" includes mold steels that consist of high-speed steel, matrix high-speed steel, and hot work die steel, with a total of 8 steel types in the lineup. Here are examples of the ultra-high toughness type matrix high-speed steel "DURO-V2." 【Usage Example】Mandrel ■Workpiece: Case for viscous coupling ■Material Type Used: DURO-V2 ＜Conventional Material Type: Matrix high-speed steel (58HRC, TiN), lifespan affected by cracks＞ ■Hardness: 62HRC ■Lifespan (Number of Shots): 10 times (cracks) ◎ Suppresses cracks at the bottom of gear grooves ◎ The high fatigue strength of DURO-V2 is effective *For more details, please refer to the PDF document or feel free to contact us.
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【Features of DURO-V2】 - Achieves both hardness of over 60HRC and high toughness (with a fracture resistance of 6GPa level) - Multiple special dissolutions conducted - Excellent cleanliness while minimizing coarse carbides, resulting in extremely high fatigue strength *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Nachi-Fujikoshi contributes to the development of the manufacturing world through its machining business, including machine processing and robotics, its functional components business, including bearings and hydraulic equipment, and its materials business, including materials and heat treatment.