ASTM 201 stainless steel welding pipe-high quality 1.USD 3000-6000 per ton ... , ENMaterialTP304, TP304L, TP310 / S, TP316L, TP316 / 316L dual grade, TP317L,TP321, TP347 and so onOutside Diameter60mm-600mmWall Thickness0 ... Terms L/C, T/TPriceUpon negotiationProductivity3000 MT/monthQualityHigh Quality. Our products have passed the ISO inspections. ... com.cn ASTM 201 stainless steel welding pipe-high quality