Home > Products > Honed Tubing > honed steel pipe st52
honed steel pipe st52
- 400000 Ton / Tons per Month
- Qingdao or Tianjin
- T/T
Product Details
Thickness: | 1, 100 | ||||
Section Shape: | Round | Outer Diameter: | 12 - 650 mm | Place of Origin: | China |
Secondary Or Not: | Non-secondary | Application: | Hydraulic Pipe | Technique: | Cold Rolled |
Certification: | API | Surface Treatment: | Other | Special Pipe: | API Pipe |
Alloy Or Not: | Non-alloy |
Product Description
Specifications
honed steel pipe st521,OD:30--500mm,WT:3--40MM
2,Min. Order is 10 ton
3.fast delivery time
honed steel pipe st52
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
ID Min | Tolerance on OD (μm) | ||||
H7 | H8 | H9 | H10 | ||
30 | +21 | +33 | +59 | +84 | |
>30-50 | +25 | +39 | +62 | +100 | |
>50-80. | +30 | +46 | +74 | +120 | |
>80-120 | +35 | +54 | +87 | +140 | |
>120-180 | +40 | +63 | +100 | +160 | |
>180-250 | +46 | +72 | +115 | +185 | |
>250-315 | +52 | +81 | +140 | +210 | |
>315-400 | +57 | +89 | +170 | +230 |
honed steel pipe st52honed steel pipe st52honed steel pipe st52honed steel pipe st52honed steel pipe st52honed steel pipe st52honed steel pipe st52
honed steel pipe st52honed steel pipe st52honed steel pipe st52honed steel pipe st52honed steel pipe st52honed steel pipe st52honed steel pipe st52
Contact Us
- Shandong Liaocheng Yuanhetai Steel Products Co., Ltd.
- Contact nameRobin Gao
- Phone86-635-8888909
- AddressSouth Side,Eastern End Of Liaohe Road,Liaocheng Development Zone Liaocheng,Shandong
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