... , Q195-Q345, ST35-ST52, 10#, 20#, A106(B,C), A53(A,B), Q195, Q215, Q235, Q345, St37, St52Section Shape: SquarePlace of ... -30 days after received the deposit Tianjin Tianyingtai Imports And Exports Trade Co., Ltd.ProductStandardSizeWTLengthSquare tube GB/T 3094 ASTM A500 EN 1021910 ...