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Seamless Hydraulic Cylinder Tube Honed Tube

PRODUCT PARAMETERS

E355 ST52 Honed Cylinder Tube refers to a type of high-strength steel tube widely used in hydraulic and pneumatic cylinder applications. These tubes are manufactured to meet stringent quality standards, ensuring exceptional performance under high-pressure and demanding conditions.

Material Grade:

DIN 2391-2: ST52, ST52.3,ST52.4
EN 10305-1: E355,C45E, E410,E470,20MnV6, E355K2,E355J2G3,S355JR, 42CrMo4
ASTM A519: 1020, 1026, 1045,1518,1524,4130,4140
JIS G3445: STKM13A, STKM 13B, STKM 13C
JIS G3473: STC370, STC440,STC510A, STC510B,STC540,STC590A, STC590B
GB/T 32957: 45#, Q345B,Q345C,Q345D,Q345E, 27SiMn, 25Mn

Description
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Description

E355 ST52 Honed Cylinder Tube refers to a type of high-strength steel tube widely used in hydraulic and pneumatic cylinder applications. These tubes are manufactured to meet stringent quality standards, ensuring exceptional performance under high-pressure and demanding conditions.

Dimensions

I.D. Size: 30mm – 400mm
Wall thickness: 4mm -50mm
Length: Up to 12 Mtrs
Internal Diameter Accuracy : H7, H8, H9 
Internal Roughness : RA≤0.4μm

Parameters

Processing methodCylinder ID (mm)Length(m)Straightness (mm/m)RA (μm)
Cold Drawn40-320≤160.2-0.5≤0.8-1.6
Cold Roll30-100≤160.2-0.5≤0.8-1.2
Cold Drawn+Honed40-500≤120.2-0.3≤0.2-0.8
Cold Drawn+SRB40-400≤90.2-0.3≤0.4
Drilling+Honed250-400≤90.2-0.3≤0.8
Drilling+SRB250-400≤90.2-0.3≤0.4

Mechanical Property

Mechanical Property
Steel gradeCold-drawn (hard)(BK)Cold Drawn and stress-relieved(BK+S)Hardness
HB
TS bN/mm2Elongation 5%TS bN/mm2YS sN/mm2Elongation 5%
E355/ST52/16Mn≥640≥5≥600≥520≥15190

Chemical Composition

Steel gradeCSiMnPSCrNiCuVAl
E355 (ST52)≤0.22≤0.55≤1.60≤0.025≤0.025////≥0.02

ID Tolerance

ID
mm		Tolerance on ID μm
 H7H8H9H10
30+20
0		+33
0		+52
0		+84
0
>30-50+25
0		+39
0		+62
0		+100
0
>50-80+30
0		+46
0		+74
0		+120
0
>80-120+35
0		+54
0		+87
0		+140
0
>120-180+40
0		+63
0		+100
0		+160
0
>180-250+46
0		+72
0		+115
0		+185
0
>250-315+52
0		+81
0		+140
0		+210
0
>315-400+57
0		+89
0		+170
0		+230

Our Honed Cylinder Seamless Tube is crafted with precision to deliver superior performance in hydraulic and pneumatic systems. Manufactured from high-quality seamless steel, these tubes are honed to achieve excellent dimensional accuracy, smooth interior surfaces, and enhanced durability. Designed for applications demanding high-pressure tolerance and minimal friction, they are ideal for cylinders in heavy machinery, automotive systems, and industrial equipment.

Key Features:

High Precision: Excellent dimensional accuracy and surface finish.

Durable Material: Made from premium-grade seamless steel.

Corrosion Resistant: Treated for long-lasting performance in challenging environments.

Versatile Applications: Suitable for hydraulic and pneumatic systems.


Applications:

Hydraulic cylinders

Pneumatic cylinders

Heavy machinery

Automotive parts

Industrial equipment

FAQs

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