E355 ST52 Honed Cylinder Tube | High-Precision Hydraulic Cylinder Tubing

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 method	Cylinder ID (mm)	Length(m)	Straightness (mm/m)	RA (μm)
Cold Drawn	40-320	≤16	0.2-0.5	≤0.8-1.6
Cold Roll	30-100	≤16	0.2-0.5	≤0.8-1.2
Cold Drawn+Honed	40-500	≤12	0.2-0.3	≤0.2-0.8
Cold Drawn+SRB	40-400	≤9	0.2-0.3	≤0.4
Drilling+Honed	250-400	≤9	0.2-0.3	≤0.8
Drilling+SRB	250-400	≤9	0.2-0.3	≤0.4

Mechanical Property

Mechanical Property
Steel grade	Cold-drawn (hard)(BK)		Cold Drawn and stress-relieved(BK+S)			Hardness HB
	TS bN/mm2	Elongation 5%	TS bN/mm2	YS sN/mm2	Elongation 5%
E355/ST52/16Mn	≥640	≥5	≥600	≥520	≥15	190

Chemical Composition

Steel grade	C	Si	Mn	P	S	Cr	Ni	Cu	V	Al
E355 (ST52)	≤0.22	≤0.55	≤1.60	≤0.025	≤0.025	/	/	/	/	≥0.02

ID Tolerance

ID mm	Tolerance on ID μm
	H7	H8	H9	H10
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

Keywords

Seamless Hydraulic Cylinder Tube Honed Tube

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