... /M):25U, 29U, 36U 2.Materials:20MnK, Q275 3.Length: 8, 9,10,12m Name of Products: U-beam of The Mine ... Channel Steel Specification(KGS/M):25U, 29U, 36U Materials:20MnK, Q275 8, 9 ... ,10 Or 12 Name of Products: U-beam of The Mine usage ... keenly wish to cooperate with you for a long time. 36U-beam