Carbon Steel Hydraulic Cylinder Honed Steel Tubing EN 10305-1 E235 E355 St52
Product Details
hydraulic cylinder pipe
,pneumatic cylinder tubing
EN 10305-1 E235 E355 St52 Seamless Carbon Steel Hydraulic Cylinder Honed Tube
1. Material: ST45, ST52, E355, E355SR, STKM13C, SAE1026, 20#, Q235B, CK45, CK20, 16Mn, 27SiMn etc
2. Standard: DIN2391, EN10305, DIN17175 etc
3. OD: 40-400mm
4. WT: 5-40mm
5. Length: Random (5-7m) or Fixed length as per order of confirmation
6. Polishing: To 0.4Ra Max
7. Supply Condition: BK(+C), BK+S (+SR)
8. Technology: Honed & SRB (SKIVED AND ROLLER BURNISHED )
9. Tolerance: Inner Diameter: ISO H8
Wall Thickness: Diameter >40, ±0.2mm; Diameter 40-100, ±0.3mm; Diameter >100, ±0.5mm
10. Application: For hydraulic cylinder, swivel crane, injection machine and construction machine application
11. Technique: Cold Drawn seamless
12. Test and Inspection: Tension Test, Flaring Test, Flange Test, Reverse Test, Hardness Test, Hydrostatic or Nondestructive Electric Test etc
13.
| Chemical Composition | ||||||
| Steel Grade | C | Si | Mn | P≤ | S≤ | Cr≤ |
| ST45 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | 0.025 |
| ST52(E355) | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | 0.025 |
| SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.60-0.90 | 0.040 | 0.050 | - |
| 27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.035 | 0.035 | 0.030 |
| 20# | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | 0.025 |
QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
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