OEM Valve Stem

BOLA-TEK is a trusted valve stem manufacturer in Taiwan, offering OEM valve stems made from stainless steel, carbon steel, and alloy steel. Each stem is precision-machined from bar stock, with automatic or manual cylindrical grinding applied based on size and design requirements. Our stems include anti-static and blow-out proof options, meeting global standards for performance and safety in industrial valve applications.

If you require any type of valve stem not listed below, feel free to email us your specifications — we operate our own casting foundry and machining assembly, enabling us to produce custom valve stems tailored to your specific requirements.