St52 ID Honing Tube Manufacturers

• Customization: Available
• Type: Seamless
• Technique: Cold Drawn
• Model NO.: tube
• Material: Carbon Steel
• Surface Treatment: Oiled
• Usage: Hydraulic/Automobile Pipe, Machinery Industry, Chemical Industry, Mining
• Section Shape: Round
• 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	/	/

Mechanical Properties( T=20°C if not differently stated ):

Grades	Delivery Conditions	Tensile Strength Rm (Mpa)	Elongation in the longitudinal direction Al (%)
ST45	+A (GBK)	390 min	21 min
ST52	+A (GBK)	490 min	22 min
E355	+A (GBK)	450 min	22 min
1020	+A (GBK)	390 min	21 min

Equipment Show
As one of the biggest honed tube piston rod manufacturers in China, we equipped with advanced production facilities and inspection facilities for honed pipe manufacturing and inspection. Below manufacturing machines for steel honed tubing and chrome plated hard bar

Why Choice Us
1.Professional, rich experience, reliable.
2.One-stop collection for honed tube, chrome rod, casting cylinder components.
3.Full range of size and material, ready stock goods with fast delivery
4.Customizable, non-standard sizes available
5.Small quantity acceptable
6.Refund or replace if any quality issue.


FAQ
Q: Material sourcing
A: Valin, Resources Steelmaking, Jingjiang Special Steel, TPCO, 

Q: Delivery time?
A: Usually could be delivery in 30 days, urgent order could be delivery in 15days.

Q: Make to drawing?
A: Available

Q: MOQ request?
A: Min. 500kg

Q: What's your main market?
A: We mainly export to Middle East, South Africa and South Eastern Asia. And these two years our products enter to South America too.

Q: Are you factory?
A: Yes, we are.

Q: Payment item option?
A: T/T, L/C, D/P, O/A accept.

Q: Guarantee period?
A: One-year after manufactured, reject items will be resupply or refund.

Q: How to deal with defective products after delivery. 
A: Resupply or Refund available.

We sincerely hope there would be a chance for us to start business and build long term relationships may from an inquiry.
Patrick