GNB is a world-class vacuum hardware manufacturing organization and a market leader for large-sized, high-temperature gate valves, valves for highly contaminated environments, valves integrated into systems, and valve customization. With ISO 9000 certification and ASME U-stamp certification, GNB specializes in vacuum valves, angle valves, ball valves, vacuum chambers, and vacuum hardware accessories, including: KF flanges, CF flanges, ISO Flanges and vacuum fittings.

FEATURED GNB VACUUM PRODUCTS

Valves
Pumps
Vacuum Chambers
Flanges & Fittings
Accessories