The 18-inch Flexitallic gasket from Crown Products Inc is rated for 150# pressure and constructed from 304 stainless steel with a Flexicarb core. This gasket is designed for high-performance sealing in various industrial applications, providing excellent resistance to chemicals and high temperatures. Its dimensions ensure a perfect fit for standard flanges, while the Flexicarb material enhances sealing capabilities. This gasket complies with industry standards, making it a reliable choice for engineers seeking quality and durability.