St52 E355 Hydraulic Cylinder Honed Tube
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Trade Assurance ST52 E355 Hydraulic Cylinder Honed Tube
1.Specifications
Material: 20# 45# 16Mn 27SiMn ST52
Standard: GB/T87138-88 GB/T3636-2000 DIN2391 EN10305
Straightness: 0.3--0.8mm/m
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 |
Nominal Pipe Size |
6 meter |
Usage/Application |
Industrial |
Business Nature
Manufacturer
Country/Region
Changzhou, China
Main Products
Hydraulic & Pneumatic Cylinder...
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