St52 Bk+S Honed Tube for Hydraulic Cylinder

• Type: Seamless
• Technique: Honed
• Material: Carbon Steel
• Surface Treatment: Oiled
• Usage: Hydraulic/Automobile Pipe, Machinery Industry, Chemical Industry, Mining
• Section Shape: Round
• Model NO.: Honed tube
• ID Range: 26-800mm
• ID Tolerance: ISO H8
• Straightness: 0.5/1000mm
• Transport Package: Wooden Case, Container
• Specification: 20GP, 40HQ
• Trademark: HYDSTEELS
• Origin: Wuxi, China
• HS Code: 73043120
• Production Capacity: 20000tons/Year

Product Description

Description
Professional manufacturer of Honed tube & chrome rod, founded in 2004, one of biggest manufacturer in China. 
Rich experience in production and export, prefect products & services gained recognition of clients from 40 countries.

Tube Products: Honed cylinder tube, SRB tube, Burnished tube, Ready-to-honed tube, Stainless Honed tube etc.
Material: STKM13C, C20, ST52, E355, 1026, 1026, SUS304, SUS316

>Equipment cover all production processing with stick QC system make better quality and keep improve. 
>Huge material purchasing reduce production cost and final rate. 
>Rich stock for normal size, order could be fast delivery in 7days.
>100% inspection and one-year quality guarantee to avoid any risk choice us.  


Product Processing

Product Standards
DIN 2391 Seamless Precison Steel Tubes
EN10305 Steel Tubes for Precision Applications Seamless Cold Drawn Tubes
ASTM A519 Standard Specification for Seamless Carbon and Alloy Steel Mechanical Tubing
JIS G3445 Carbon Steel Tubes for Machine Structural Purposes


Chemical Composition(%)

Grade	C	Si	Mn	P	S	Cr	Mo
ST45 (DIN1.0408)	0.21 max	0.35 max	0.40 min	0.025 max	0.025 max	/	/
ST52 (DIN1.0580)	0.22 max	0.55 max	1.60 max	0.025 max	0.025 max	/	/
E355	0.22 max	0.55 max	1.60 max	0.025 max	0.025 max	/	/
1020	0.18-0.25	/	0.30-0.60	0.040 max	0.050 max	/	/
1026	0.22-0.28	/	0.60-0.90	0.040 max	0.050 max	/	/

Contact us 

Carter Wang  : )