ASC Anvil 1-1/2" Black 45-Degree Elbow. Made from durable malleable iron with a black finish, this elbow is designed to connect two pipes at a 45-degree angle. Suitable for gas, water, and oil applications, it meets Anvil's strict quality standards for reliability and performance. Anvil International offers the broadest line of Steel Pipe Couplings in galvanized finish.