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Product Example: Hollow Valve

A method aimed at securing a hollow shape through hot forging and cold forming, which is difficult to shape, but involves no cutting processes at all!

We would like to introduce a case study of the semi-finished product "Hollow Valve" that we handled. The material is Inconel (heat-resistant steel), and its application is in automotive parts. The manufacturable size ranges from flange diameter φ30 to φ50. We provide a seamless process from mold design and production to mass production. High value-added products generated from improvements can be produced in small lots. 【Case Overview (Partial)】 ■Product Name: Hollow Valve ■Material: Inconel (heat-resistant steel) ■Application: Automotive parts ■Manufacturing Process: Hot forging + Cold forming ■Manufacturable Size: Flange diameter φ30 to φ50 *For more details, please download the PDF or feel free to contact us.

Related Link - https://toa-arai.com/products_jp/plank_jp/?mc=10#a

basic information

【Other Case Summary】 ■Orderable Lot: From 1 piece ■Features: A method aimed at securing a hollow shape through hot forging and cold forming, difficult to shape, but with no cutting processing at all. *For more details, please download the PDF or feel free to contact us.

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For more details, please download the PDF or feel free to contact us.

[Processing Example] Hollow Valve: Hot Forging + Cold Forming

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