Cold Drawing E255 Carbon Steel Tubing , EN10305-1 8mm 10mm High Pressure Tube - Product

Other Specification : Cold Drawing E255 Carbon Steel Tubing , EN10305-1 8mm 10mm High Pressure Tube # Standard:EN10305-1/4 # Size:OD4-60mm,WT:0.5-6mm # Material:E235,E255,E355 # Delivery State:NBK/GBK,BK,BKW,BKS. # 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. QualityFeatures: # Surface Quality:very Smooth And Bright Without Oxide Scale,pock,strach,crack And Other Defects. # Surface Roughness:Ra:0.8-1.3 Um. # Straightness:0.5-1mm/1000mm. # Internal Hole Cleaness:clean Without Iron Scrap,dust. # Mechanical Properties:better Extending Rate And Strength Property. ToleranceTable ForColdDrawingE255CarbonSteelTubing - - - - NAME | SCOPE(mm) | GB (mm) | DIN (mm) | Enterprise Control(mm) | Special High-precision(mm) | OD Out Diameter | 4-30 | 0.1 | 0.08 | 0.05 | 0.03 | 31-40 | 0.15 | 0.15 | 0.05 | 0.03 | 41-50 | 0.20 | 0.20 | 0.08 | 0.03 | 51-60 | 0.25 | 0.25 | 0.08 | 0.03 | Wall Thickness | 0.5-7 | 10%,Min0.12 | 10% | 10%,Min0.05 | 10%,Min0.03 | - - - - Chemical Composition OfColdDrawingE255CarbonSteelTubing - - - - Chemical Composition(cast Analysis)a | Steel Grade | % By Mass | Steel Name | Steel Number | C | Si | Mn | P | Sb | AI | Max. | Max. | Max. | Max. | Max. | Min. | E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 | E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - | E355C | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | - | - - - - Mechanical P

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