ASC Anvil 2" Black Pipe Plug. Made of durable malleable iron with a black finish, this plug is designed to securely seal the end of a pipe. It is manufactured in accordance with ASME-B16.4 and Federal Specifications WW-P-501, ensuring quality and reliability. Suitable for gas, water, and oil applications, this plug is easy to install and features national pipe threads for creating tighter seals than straight threads.