Stainless Steel Bellows Sealed Angle Valves (Manual)
Stainless Steel Bellows Sealed Angle Valves (Manual) for Vacuum Isolation
ThinFilmMaterials offers high-quality Stainless Steel Bellows Sealed Angle Valves (Manual) designed for vacuum isolation and process control in high and ultra-high vacuum systems. These manually operated valves are built with a welded stainless steel bellows, eliminating dynamic seals and ensuring zero stem leakage in critical vacuum environments.
Each Stainless Steel Bellows Sealed Angle Valve (Manual) features a compact angle body design for space-saving installations, making it ideal for foreline isolation, pump protection, and chamber venting. The all-metal construction ensures long service life, high cycle reliability, and compatibility with cleanroom and semiconductor applications.
Key Features:
Welded bellows stem seal for leak-tight vacuum performance
Vacuum rating: Down to 10⁻⁹ Torr
Operation: Manual handwheel with open/close position indicator
Body material: 304L or 316L stainless steel
End connections: CF flange, tube weld, or ISO flange options
Sizes: 1.5″ to 4″ standard; custom sizes available
Applications:
Stainless Steel Bellows Sealed Angle Valves (Manual) are commonly used in:
Foreline and roughing line isolation
Load-lock and process chamber venting
UHV research systems and plasma equipment
Vacuum pump inlet/outlet control
Semiconductor and thin film processing tools
ThinFilmMaterials also offers optional features such as integrated limit switches, electropolished internals, and custom flange configurations. All valves are helium leak tested and prepared for clean vacuum environments.