... stainless steel square pipe : stainless steel round / square / rectangular pipe in grade 201,202,301,302 stainless steel square pipeour factory can supply stainless steel pipe : stainless steel round / rectangle /square ... 9,102,114,133,141,159,219 stainless steel square pipe : 10x10,12x12,15x15,17x17,18x18 ... 38x38,40x40,48x48,50x50,60x60,70x70,80x80 Stainless steel rectangular pipe : 20x10,23x11,24x12, ...