1.High precision; 2.Super surface condition; 3.Good mechanical propertities; 4.Good market response; 5.Steel pipe. stainless seamless pipes,stainless pipes,seamless pipes STEEL GRADE: TP304,TP304L,TP316,TP316L,TP321,TP310S,TP347H,TP316Ti etc.Standard: ASTM A 312/213/269,DIN 17458/2462 etc.Outside Diameter: 3mm-130mm Wall Thickness: 0.5mm-10mm seamless stainless steel pipe