US$ 1,500 - 2,500 MOQ: 5 Tons
Key Specifications
Get Latest Price
Standard:
Grade:
Thickness:
4, 70
Payment & Shipping
Payment Methods:
Port of Shipment:
Tianjin Or Shanghai Port
Delivery Detail:
Delivery time depends on order quantity.
Thickness 4, 70
Section Shape Round
Outer Diameter 25 - 325 mm
Place of Origin Shandong, China
Secondary Or Not Non-secondary
Application Hydraulic Pipe
Technique Cold Drawn
Certification CE
Surface Treatment Other, Black paint
Special Pipe Thick Wall Pipe
Alloy Or Not Non-alloy

Specifications

Cold drawing steel tube
Material C20 C45 St52
size range(I.D): 30mm~500mm
ID tolerance: ISO H8
Roughness:H7 H8 H9

Cold drawing steel tube

HONED TUBES FOR HYDRAULIC & PNEUMATIC CYLINDERS

1. MATERIAL SPECIFICATION AND REF. DOCUMENT

ST52,BK+S,DIN2391 OR Equivalent

2. CHEMICAL COMPOSITION (%)

C (Max)  Mn(Max)  Si(Max)  S(Max)  P(Max)

0.22        1.6      0.5       0.035   0.035

3. MECHANICAL PROPERTIES

Elongation(Min)       Y.S (Min.)               UTS (Min.)

15               470 N/MM2               580 N/MM2

4. SUPPLY CONDITION

Cold drawn seamless steel tube, stress relieved and honed or skived roller burnished

5. SURFACE ROUGHNESS

Ra = 0.4~0.8Micron

6. TOLERANCES ON INNER DIA

ISO H8

7.TOLERANCES ON WALL THICKNESS

≤ Dia120 +/-10 % of wall thickness

≥ Dia120 +/-10 % of wall thickness

8. STRAIGHTNESS

1 mm/M

9. OD TOLERANCE

≤ Dia 40 +/-0.2 mm

≥ Dia 40 ≤ Dia 100 +/-0.3mm

≥ Dia 100 +/-0.5mm

10. LENGTH AND CUT TOLERANCE

Length ≤ 500mm , +2mm

> 500mm ≤ 2000mm, +3mm

> 2000mm ≤ 5000mm, +5mm

> 2000mm ≤ 7000mm, +10mm

11. TUBE ENDS

Tube ends shall be cut nominally square to the axis and free from burs

12. APPEARANCE

Tube shall have a smooth internal and external surface consistent with cold working

process, tube inner surface should be free from rust, scratches and other surface

irregularities.

13. CERTIFICATION

Material certificates will be send to u if want.

14. PACKING

Anti rust oil to be applied on material and both ends closed by plastic cap and

bundled by steel strips,braiding parcel.

15. SCOPE

Hydraulic cylinder tube for swivel crane, injection machine and construction

machine application

 

Cold drawing steel tube   Cold drawing steel tube 

Cold drawing steel tube   Cold drawing steel tube 

Cold drawing steel tube   Cold drawing steel tube

Cold drawing steel tube   Cold drawing steel tube

Cold drawing steel tube   Cold drawing steel tube

Hydraulic Cylinder Honed Tube/Honed Tube/Burnished Tube       

Grade: ST 52,ST52.3,CK45,E355,16Mn,STKM13C,SAE1020,SAE1026,SAE1045

Metric size: 40 to 1000mm

Inch size: 1.5" to 20"

Length: max 12 Meter

Straightness: < 0.5 mm/m
Tolerance OD: DIN 2391

Tolerance INT: ISO H7, H8, H9

Roughness(Ra): < 0.8 Micron

Type: BK+S,high precision cold drawn,seamless honed,burnished

 

High precision cold drawn tube(ready to honed tube) can also be supplied

 

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Business Type
Manufacturer, Trading Company
Year Established
2004
Factory Size
30,000-50,000 square meters
Total Employees
101 - 200 People