ASTM A269 A249 misalibakin karfe nada tubebakin karfe nada tubing manufacturer

Liao cheng sihe bakin karfe abu iyaka kamfanin samar da bakin karfe nada tube bakin karfe madaidaiciya bututu, da sa tube ne 201 304 304L 316316L da sauran sa

gami 625 825 2205 825 2507 ect, da tsawon tube ne daga 300-3500M / nada, da misali to tube, ne ASTM A249 269 tube,