Cold Drawn cold rolled Steel Pipe

Product Name

Cold drawn Precision steel Tubes (Cold Rolled Precision steel Tubes)

Size

OD 3-400mm, Thickness 0.5-20mm ,Length 3m/6m/12m

Size can be customized

Surface

Black/bright

Standard

JIS G3445/DIN2391/ASME/ ASTM/ SA/A519/EN10305-1/ISO8535-1

Materials

STKM 11A, STKM 12A, SKTM13A,STKM 12B, STKM12C,SCM420,SCM440,SCM430 ,

SCM415,SCM4118,S45C,S355j2

SAE1010,SAE1020,SAE1045, 4130,4340,4140,A106A,A106B.A106C,A179

ST35,ST37.4,ST45,ST52,CK45,E215, E235,E255,E335,E355

10#,20#,45#,55#,Q195,Q235,Q345B,16Mn,20Cr,40Cr,15CrMo,20CrMo,30CrMo,35CrMo,

42CrMo,D6AC Ec

Application

Boiler tube , Fluid tube, Hydraulic tube, Damper tube ,Structure tube ,Mechanical and Automobile tube ect

Delivery Condition

Delivery Condition

1. BK (+C) : No heat treatment after last cold forming process.

2. BKW (+LC) : After last heat treatment there is a light finishing pass (cold drawing)

3. BKS (+SR) After the final cold forming process the tubes are stress relieve annealed.

4. GBK (+A) After the final cold forming process the tubes are annealed in a controlled atmosphere.

5. NBK (+N) After the final cold forming process the tubes are annealed above the upper

transformation point in a controlled atmosphere.

Contact me

Whatsapp/wechat 008618653805949(Tel)

Email:[email protected]