Stainless steel pipe and tube(square) 1)ASTM/ASME,GB,DIN,JIS,T14975 ... 0.5-40mm 4)5t Stainless steel pipe and tube(square)1)ASTM/ASME,GB,DIN,JIS,T14975,ETC ... South America, Europe and so on. Seamless stainless tube... BStainless steel tube is a hollow circular strip steel, widely used in ... and mechanical structural components, etc. In addition, in the bending strength, twist, the weight is light, so it is ...