OD 35mm 40mm Cold Drawing Seamless Steel Tube , Small Diameter Bao Steel Pipe - Product

Other Specification : OD 35mm 40mm Cold Drawing Seamless Steel Tube , Small Diameter Bao Steel Pipe Description: # Standard:BS6323/4 # Size:OD:6-60mm,WT:0.5-6mm # Material:CFS3,CFS4,CFS5,CFS8 # Delivery State:NBK/GBK/BKW/BKS/BK # Raw Material:Bao Steel,Huai Steel,XingCheng Steel With Good Quality. # Length:5.8m,6m. # Package:Bundles Or Wooden Cases. # Surface Anti-rust:Both Outside And Internal Tube Surface Flushing With Anti-rust Oil. # Surface Quality:very Smooth And Bright Without Oxide Scale,pock,strach,crack And Other Defects.. # Surface Cleaness:clean Without Iron Scrap,dust. # High Working Pressure,better Extending Rate And Strength Property. # Raw Material:Precision Tubes Are Made From Carbon Steel From Quality Bao Steel,XingCheng Steel,and HuaiSteel. Tolerance Table OfCold Drawing Seamless Steel Tube - - - - NAME | SCOPE(mm) | GB (mm) | BS (mm) | Enterprise Control(mm) | Special High-precision(mm) | Out Diameter | 4-30 | 0.1 | 0.1 | 0.05 | 0.03 | 31-40 | 0.15 | 0.15 | 0.05 | 0.03 | 41-50 | 0.20 | 0.15 | 0.08 | 0.03 | 51-60 | 0.25 | 0.20 | 0.08 | 0.03 | Wall Thickness | 0.5-7 | 10%,Min0.12 | 10% | 10%,Min0.05 | 10%,Min0.03 | - - - - Steel Grades And Chemical Composition ForCold Drawing Seamless Steel Tube - - - - Chemical Composition(cast Analysis)a | Steel Grade | % By Mass | C | Si | Mn | P | Sb | Max. | Max. | Max. | Max. | Max. | CFS3 | 0.20 | 0.35 | 0.90 | 0.05 | 0.05 | CFS4 | 0.25 | 0.35 | 1.20 | 0.05 | 0.05 | CFS5 | 0.23 | 0.50 | 1.50 | 0.05 | 0.05 | CFS8 | 0.40-0.55 | 0.35 | 0.5-0.9 | 0.05 | 0.05

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