Product name: cold finished and annealed steel pipe

1.Raw material:20#.45#,Q345,16Mn,25Mn,27SiMn

2.ID:30-250mm

3.ID tolerance:H7,H8,H9   

4.Surface roughness:Ra 0.02—0.4μm

5. Final supply condition:cold drawn and stress-relieved(BK+S)

6. Machining allowance:0.5-1.5mm

7.Wall thickness:10%×ID

Our main products

1 Hydraulic Cylinder Tube

Used in the hydraulic cylinder of the heavy machinery, Cranes, excavator also forklifts. We can work and get the mechanical property of the clients need.

2. SRB tube

Directly used in Elevatorbuffer and Hydraulic Cylinder .This kind tube have a better inner roughness , ra0.2-0.4um and can use directly in the hydraulic cylinder tube. Length can work at most 6M.

3. Cold finished tube

Widely Used. Processing range 30-300mm, biggest length is 11M.

Mechanical Property

 Packaging

Services

1.passing ISO9001 system verified and in high quality control

2.with more than 20 years trading experience

3.offering superior quality and competitive price

4.treating every client sincerely to satisfy them

Application

Widely used in hydraulic cylinder for heavy machinery, excavator, engineering machinery, textile machinery, printing machinery, oil drilling and other field.

More products details pls contact us!