Precision Cold Drawing Seamless Carbon Steel Tube Metal For Hydraulic System

Specifications:

• OD:4-60mm,WT:0.5-60mm
• Standard:EN10305-1/4/DIN2391/C,DIN1630,BS6323/4,ASTM519,JIS G3445
• Delivery Condition:NBK(Bright annealing without oxidization)
• Length:5800mm,6000mm.
• 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,better for hydraulic system life.
• Mechanical Properties:Better extending rate and strength property,after bending with no deformation,after flattening and flaring process with no crack.
• Test:Tensile Strength Test,Flaring and flattening test,Hardness Test,Chemical Compositon Test

Description:

Synopsis of Process Routing: Quality Carbon steel — Cold Drawn — Heat Treatment Without Oxidization (NBK Status) — Nondestructive Testing— Flushing The Internal Hole With Special Equipment Under The High Pressure —Dealing With Antirust Oil On Surface — Plastic Capping On Both Ends.

The raw material we choosing:high quality Bao Steel,XingCheng Steel and HuaiSteel.Physical and chemical inspection will be made to make sure each batch is in