LINE PIPE CARBON STEEL ASTM A53&n ...
LINE PIPE CARBON STEEL ASTM-A106& ...
LINE PIPE CARBON STEEL API 5L• ...
SEAMLESS TUBES STAINLESS STEEL&bull ...
CONDENSER & HEATEXCHANGER TUBES CARBON ALLOYST ...
ANSI B 36.10 DIMENSIONS AND WEIGHT OF SEA ...
ASA PIPE SCHEDULE ACC. TO. ANSI B 3 ...