- Spur Gears[6]
- Other Mechanical Parts[10]
- Other Gears[1]
- Metal Processing Machinery Parts[5]
- Machining Services[1]
- Casting Services[4]
- Other Hardware[1]
- Ladder & Scaffolding Parts[3]
- Cast & Forged[10]
- Other Motorcycle Parts[3]
- Pumps[1]
- Other Auto Parts[5]
- Pipe Fittings[2]
- Metal Building Materials[2]
- Clamps[1]
- Construction Machinery Parts[1]
- Screws[1]
- Bolts[1]
- Nuts[1]
- Contact Person : Mr. Yang Peter
- Company Name : Wuxi Shengke Coal Mine Equipment Manufacturing Co., Ltd.
- Tel : 86-536-8469516
- Fax : 86-536-8469285
- Address : Jiangsu,Wuxi,NO.8 Ou Tang Gong Qu ROAD ,QIAN QIAO TOWN WUXI CITY, JIANGSU PROVINCE,CHINA
- Country/Region : China
- Zip : 261041
Hydraulic Cylinder Honed Tube
hydraulic cylinder honed tube
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 hydraulic cylinder honed tube
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
hydraulic cylinder honed tube
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
BV SGS ISO
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
hydraulic cylinder tube
hydraulic cylinder tube st52 din2391
hydraulic cylinder tube
Hydraulic Cylinder Honed Tube