Anvil 1" Black 45-Degree Elbow. It is made from durable malleable iron with a black finish, ensuring longevity and resistance to corrosion. This elbow is designed to connect two pipes at a 45-degree angle, providing versatility in your plumbing projects. It is suitable for gas, water, and oil applications and features national pipe threads for creating tighter seals than straight threads. Easy to install and conforming to ASME B16.3 and B16.39 standards, this elbow meets Anvil's strict quality standards.