Hydraulic Cylinder Tubes for Honing or Skiving and Roller Burnishing

• Customization: Available
• After-sales Service: Yes
• Warranty: Yes
• Model NO.: 10-219mm
• Type: Seamless
• Technique: Extruded
• Material: Carbon Steel
• Surface Treatment: Polished
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Transport Package: Bundles
• Specification: 10-400
• Trademark: RUIYANG
• Origin: China
• HS Code: 73269090
• Production Capacity: 500000t/Year

Product Description

Descriptions of Inside Honing Tube For Cylinder 

Honed tube for hydraulic cylinder
Standard	DIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713...
Material	ST45, ST52, E355, E355SR, STKM13C, SAE1026, 20#, Q235B, CK45,Stainless steel
Heat treatment	BK+S
Specification	Outer diameter(mm)	Inner diameter(mm)
	10-400mm	8-320
I.D Tolerance	H8-H9
Length	0.5-9m (Customers usually choose the 4~5.8m)
Straightness	1/1000
ID roughness	RA 0.4micron(max)
Technology	Honed & SRB(SKIVED AND ROLLER BURNISHED )
Scope	Honed tube for hydraulic cylinder, swivel crane, injection machine and  construction machine application

3.Chemical Component:

Steel Grade	Chemical Composition (%)
	C	Si	Mn	P	S	Cr
				≤
St45	0.17-0.24	0.17-0.37	0.35-0.65	0.035	0.035	0.250
ST52(E355)	≤0.22	≤0.55	≤1.6	0.025	0.025	0.25
SAE1026	0.22-0.28	0.15-0.35	0.60-0.90	0.040	0.050	/
27SiMn	0.24-0.32	1.10-1.40	1.10-1.40	0.035	0.035	0.300
20#	0.17-0.24	0.17-0.37	0.35-0.65	0.035	0.035	0.250

Mechanical Properties

Delivery condition	BKS Cold Drawn & Stress-Relieved
Steel Grade	Rm MPa	ReH MPa	Elongation A5(%)
ST45	≥520	≥375	≥15
ST52(E355)	≥600	≥520	≥14
SAE1026	≥600	≥510	≥15
16Mn	≥600	≥520	≥14
20#	≥520	≥375	≥15

WELCOME CONTACT US FOR PRECISION STEEL TUBE INQUIRY