Anvil 3/4" Black 45-Degree Elbow. Made of 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 ASME B16.3 and B16.39 standards and is 100% gas tested at a minimum of 100 PSI (6.9 bar). Comes in a pack of 1.