Honed Tube St 52 / E355 for hydraulic and pneumatic cylinder
Product Description:Applicable to hydraulic pressure, pneumatic cylinder, oil pump barrel, motor body, transmission shaft, etc.
Quality Standard:DIN 2391, EN 10305-1, SAE J524, ASTM A519 and GB3639.
Process:Raw materials- Cold drawn/rolled- Heat treatment (BKS)- Honed or SRB- packing.
Steel Grade:ST52, ST52.3, E355, SAE1026, Q345B.
*Low temperature impact test upon request (27J/-40°C).
Size
Processing
|
Cylinder diameter
|
Length /mm
|
Straightness
|
Size accuracy
|
Wall thickness/mm
|
Inner bore roughness
|
Cold Drawn/Rolled
|
ID28~OD400
|
≤12M
|
0.3~1.0m m/m
|
H8-H11
|
±5%
|
0.8~1.6um
|
Honed/SRB
|
ID30~OD500
|
≤12M
|
0.3~1.0m m/m
|
H8
|
±5%
|
0.4~0.8um
|
Honed Tube ST52 Mechanical Properties
Delivery Condition
|
Cold Finished (BK)
|
Stress relieved (BKS)
|
Rm
|
Elongation
|
Rm
|
ReH
|
Elongation
|
MPA
|
%
|
MPA
|
MPA
|
%
|
ST52
|
≥640
|
≥5
|
600
|
520
|
14
|
Honed Tube
|