This 4" 150# 316/L SS ANSI IPS Square x Square plate flange is crafted from high-quality stainless steel, ensuring excellent corrosion resistance and durability. Designed to meet ANSI standards, it provides a reliable connection for piping systems in various industrial applications. The flange's dimensions and robust construction make it suitable for high-pressure environments, ensuring secure and leak-free installations. Ideal for use in water treatment, chemical processing, and other demanding applications, this Merit Brass product is a trusted choice for professionals.