
Automatic pickling & phosphating line
Surface preparation of steel wire before further processing.
Process illustration
BOYA’s industrial manufacturing network in China connects steel ball production, material and process control, quality inspection and export delivery.
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MANUFACTURING & SUPPLY · SHANDONG, CHINA
BOYA coordinates material selection, production requirements, quality documentation and export arrangements around your order.
Key stages in steel ball manufacturing. The process route is defined by the material and order specification.

Surface preparation of steel wire before further processing.
Process illustration

Wire material preparation through spheroidizing annealing.

Drawing steel wire to the specified processing diameter.

Forming steel wire into ball blanks by cold heading.

Removing the forming flash and processing the ball surface.

Heat treatment according to material and production requirements.
Partner certification includes bearing steel ball production under IATF 16949, with product design excluded. Review the documented scope and dates on our certification page.
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