... steel tube has good abrasion-resistance,chemical resistance,alkali and acidity resistance, strong tough 310S stainless steel seamless tube Product:Stainless Steel ... Seamless PipeGrade:304,304L,321,321H,316,316L,317L,310SSpecifications:Outer Diameter:6mm-530mm (1/8"-20")Wall ... balance by LCContact:Mobile: 15022001046Note: 310S seamless stainless steel tube