- Product Details
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Quick Details
-
Oiled or Non-oiled:
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Heavy Oiled
-
Invoicing:
-
by theoretical weight
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Place of Origin:
-
Tianjin, China
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Outer Diameter:
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1.5 - 20 inch
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Thickness:
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40 - 1000 mm
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Grade:
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hydraulic cylinder tube
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Delivery Time:
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10day
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Product:
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CK45 Honed Tube
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Material:
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CK45 AISI4140 27SiMn
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Origin:
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China Mainland
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Surface:
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Customers't Requirement
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Out Diameter:
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6-820mm
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Wall thickness:
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1-70mm
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Package:
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Wrapped by plastic then put in wooden case
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Payment terms:
-
T/T L/C D/P D/A
Quick Details
-
Section Shape:
-
Round
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Surface Treatment:
-
Hot Rolled
-
Tolerance:
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±1%
-
Oiled or Non-oiled:
-
Heavy Oiled
-
Invoicing:
-
by theoretical weight
-
Place of Origin:
-
Tianjin, China
-
Outer Diameter:
-
1.5 - 20 inch
-
Thickness:
-
40 - 1000 mm
-
Grade:
-
hydraulic cylinder tube
-
Delivery Time:
-
10day
-
Product:
-
CK45 Honed Tube
-
Material:
-
CK45 AISI4140 27SiMn
-
Origin:
-
China Mainland
-
Surface:
-
Customers't Requirement
-
Out Diameter:
-
6-820mm
-
Wall thickness:
-
1-70mm
-
Package:
-
Wrapped by plastic then put in wooden case
-
Payment terms:
-
T/T L/C D/P D/A
CK45 Hydraulic Cyliner Tube Honing Pipe
1.Specifications
Material: 20# 45# 16Mn 27SiMn ST52
Standard: GB/T87138-88 GB/T3636-2000 DIN2391 EN10305
Straightness: 0.3--0.8mm/m
Roughness (Ra): 0.2 to 0.8 um
Tolerance : ISO H7,H8,H9
Conservation: Anti rust oiled both inside and outside surface, plastic caps in both ends
2.Chemical Composition(% )
| Grade | C(max) | Si(max) | Mn | P | S(max) |
| ST35 | 0.17 | 0.35 | >=0.40 | 0.025 | 0.025 |
| ST42 | 0.21 | 0.35 | >=0.40 | 0.025 | 0.025 |
| ST52 | 0.22 | 0.55 | <=1.60 | 0.025 | 0.025 |
3.Mechanical Properties
| Steel | Tensile strength | Yield | Elongation | Hardness HB |
| 20# | 530 | 505 | 12 | 175 |
| 45# | 660 | 630 | 9 | 190 |
| 16Mn | 595 | 575 | 9 | 190 |
| 27SiMn | 840 | 805 | 7.5 | 230 |
4.Product description
| Processing 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 |
