ARCHON model KB sight glasses are designed for welding onto ASME Code and non-code pressure vessels, piping or tank walls. They are available in various materials of construction and are for use in vacuum and pressure applications. Custom designs are available for higher pressure ratings, special sizes, and with cylindrical or spherically radiused weld pads.

KB sight glass materials conform to ASME Boiler & Pressure Vessel Code.

Operating Conditions

Standard units are designed for full vacuum and up to 150 psi. Higher pressure ratings are available upon request. Temperature rating is limited by the gasket material and/or lens material.

Options and Accessories

KB sight glasses can be supplied with the following options and accessories:

• • Lighting units for hazardous or non-hazardous locations

• • Low and high pressure wipers

• • Spray wash systems