4" Welded SS Blind Flange

The ZORO SELECT 4381003470 is a stainless steel blind flange used to close off the end of a pipe, valve, or pressure vessel within its rated specifications, creating a sealed termination point in a piping system. It provides corrosion resistance and pressure containment, facilitating maintenance or pressure testing when removed. Typically bolted to a mating flange with a gasket for installation within specified pressure ranges, this flange supports rated for applications within the specified pressure ranges and allows for system access.

Key Features:

• Made from forged 304 stainless steel, rated for use within specified corrosion resistance parameters
• Bolted connection type, with 8 bolt holes to secure the flange to compatible components
• Bolt circle diameter of 7 7/8 inches and bolt hole diameter of 7/8 inch as specified for compatible installations
• Designed with a raised face surface for sealing within the parameters of standard installation
• Class 300 pressure rating, indicating suitability for high-pressure systems
• Has an outside diameter of 10 inches and flange thickness of 1 1/4 inches as specified
• Nominal pipe size of 4 inches; overall dimensions meet standard specifications
• Rated for operation up to 720 psi maximum pressure and 300 psi maximum steam pressure
• Standards compliance with ASTM-SA182 and ANSI B16.5, ensuring adherence to recognized specifications