The 4" Butt-Weld Long 45-Degree Elbow is a professional-grade structural component for high-capacity fluid distribution systems in industrial brewing and food processing. Constructed from high-quality T304 Stainless Steel, it offers exceptional durability and resistance to commercial cleaning chemicals. This L2KS-U series model features an unpolished (mill) finish, making it a cost-effective solution for large-bore non-product contact lines or utility applications like water, CO2, and glycol distribution. Designed for permanent, high-purity butt-weld installations.