phi 508 phi 610 phi 762

THÉP ỐNG ĐÚC, THÉP ỐNG HÀN, THÉP ỐNG KẼM - ok Danh nghĩa: DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300, DN350, DN400, DN450, DN500,DN600 Đường kính (O.D): Ø 21, Ø 27, Ø 34, Ø 42, Ø 49, Ø 60, Ø 76, Ø 90, Ø 114, Ø 141, Ø 168, Ø 219, Ø 273, Ø 325, Ø...