Task: Translation
Input (Spanish): The pipe (10) comprises a radially inner portion (11) and a radially outer portion (13), with the two portions (11, 13) merging together to provide an integrated tubular wall structure.
Output (English): El tubo (10) comprende una porción radialmente interna (11) y una porción radialmente externa (13), con las dos porciones (11, 13) que se unen para proporcionar una estructura de pared tubular integrada.