Active Member
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[China]
Address: Room 1109, Loft Office, Green Land International Plaza, No. 275-8 Guoding East Road, Shanghai 200433, P.R. China. (admin(a)shunitesteel.com)
Contact name:Eric
SHANGHAI UNITE STEEL |
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S355 honing tube and skiving tube for Hydraulic Cylinder, OD: 30-450mm; WT: 2-40mm, Small MOQ available
Honing/skiving tube has closer dimensional tolerances, better surface finish and higher mechanical properties than corresponding grades of hot finished seamless.
Advantage of Product
1)Professional & skilled, reliable.
2)One-stop total solution
3)ready stock goods with fast delivery
4)Customizable: Non-standard sizes are also available
5)Small quantity is acceptable
6)Cash back: Refund or replacement for any product faulty
Application
High Precision Cold Drawned Seamless Steel Tube is used in automotive industry, and in the occasion where the high accuracy, brightness, cleanness of the tube are required.
| Standard | En10305 | |
| Material | ST45, ST52, E355, E355SR, STKM13C, SAE1026, 1020, CK45... | |
| Heat treatment | BK+S | |
| Specification | Outer diameter(mm) | Wall thickness(mm) |
| 30-450mm | 2-40mm | |
| I.D Tolerance | H7-H10 | |
| Length | 1-12m (Customers usually choose the 4~5.8m) | |
| Straightness | 1/1000mm | |
| ID roughness | RA 0.4micron(max) | |
| Technology | Honed & SRB(SKIVED AND ROLLER BURNISHED ) | |
| Scope | Honed tube for hydraulic cylinder, swivel crane, injection machine and construction machine application | |
| Material | C | Si | Mn | S(≤) | P(≤) | Cr | Ni | Mo | other |
| 1020 | 0.17—0.23 | 0.17—0.37 | 0.35—0.65 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | Cu≤0.25 | |
| 1045 | 0.42—0.50 | 0.17—0.37 | 0.50—0.80 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | Cu≤0.25 | |
| S355 | ≤0.20 | ≤0.55 | 1.00—1.60 | 0.040 | 0.040 | V:0.02-0.15 | Nb:0.015-0.06 | Ti:0.02-0.20 | Alt≥0.015 |
ST52 E355 16Mn | ≤0.20 | ≤0.55 | 1.00—1.60 | 0.045 | 0.045 | V:0.02-0.15 | Nb:0.015-0.06 | Ti:0.02-0.20 | 16Mn |
| 1026 | 0.22—0.30 | 0.17—0.37 | 0.70—1.00 | 0.035 | 0.035 | ≤0.25 | ≤0.25 | ||
| 27SiMn | 0.24—0.32 | 1.10—1.40 | 1.10—1.40 | 0.030 | 0.030 | ||||
| 42SiMn | 0.39—0.45 | 1.10—1.40 | 1.10—1.40 | 0.030 | 0.030 | ||||
| 42CrMo | 0.38—0.45 | 0.17—0.37 | 0.50—0.80 | 0.025 | 0.025 | 0.90—1.20 | 0.15—0.25 |
| Processiong form | I.D | length | straightness | I.D tolerance | I.D rounghness |
| Cold rolled | 20-100 | ≤10M | 0.3-1.0 | H7-H9 | 0.4-1.6 |
| Cold drawn | 76-245 | ≤12M | 0.3-1.0 | H7-H9 | 0.8-1.6 |
| honed | 40-180 | ≤7M | 1000 | H7-H9 | 0.4-0.8 |
| SRB | 63-180 | ≤7M | 1000 | H7-H8 | 0.1-0.4 |
Mechanical Properties
| Delivery condition | BKS Cold Drawn & Stress-Relieved | ||
| Steel Grade | Rm MPa | ReH MPa | Elongation A5(%) |
| ST45 | ≥520 | ≥375 | ≥15 |
| ST52(E355) | ≥600 | ≥520 | ≥14 |
| SAE1026 | ≥600 | ≥510 | ≥15 |
| 16Mn | ≥600 | ≥520 | ≥14 |
| 20# | ≥520 | ≥375 | ≥15 |
