Product Details

Cold Drawn DIN St52 High Precision Seamless Alloy Steel Pipes

Description of goods:

Standard	DIN2391, EN10305, DIN17175,JIS G3445, ASTM A519, GB/T 8713...
Material	ST37/ST45/ST52/25Mn/27SiMn/E355/SAE1026/STKM13C.....
Outer diameter	20mm-480mm
Wall thickness	3mm-25mm
Length	1-12m, random or fixed, as the clients' requests
Technology	High precision Cold drawn/ Cold rolled
Heat treatment	BK/BKS/NBK
Advantages	1.Short delivery time
	2.Quality assurance
	3.Competitive price
	4.Superior Service

Chemical composition of Materials:

Steel Grade	C	Si	Mn	P≤	S≤	Cu≤	Ni≤	Cr≤	Mo≤	V≤
ASTM A106 B	≤0.3	/	≤1.2	0.05	0.06	0.4	0.4	0.4	0.15	0.08
ST35	≤0.18	0.15-0.35	0.35-0.65	0.035	0.035	0.25	0.25	0.25	/	/
ST45	≤0.25	0.15-0.35	0.5-0.8	0.035	0.035	0.25	0.25	0.25	/	/
ST52	≤0.2	≤0.55	≤1.5	0.035	0.035	0.25	0.25	0.25	/	/
CK45	0.42-0.5	0.17-0.37	0.5-0.8	0.035	0.035	0.25	0.25	0.25	/	/

Mechanical Properties

Steel Grade	Rm MPa	ReH Mpa
ST45	≥520	≥375
ST52(E355)	≥600	≥520
SAE1026	≥600	≥510
16Mn	≥600	≥520
20#	≥520	≥375

Tolerance table of Steel tube

The flow chart of production process:

Factory & Machine Display:

Product Display:

Products Testing:

Application:

To be used in hydraulic system, automobile,nested card connector(pipe joints) with matching .

Company Show:

1. Introduction of Company

JIANNING METALS GROUP was established in 2001, With more than 10 years import and export experiences Jianning Metals has been an influential exporter in the global metal products market. More than 160 customers from 26 countries and regions have established long-term business relationships with us.

Our main business range is listed as follows:

Carbon Seamless Steel pipe/tube

Hydraulic cylinder tube(Honed tube)

Hard chrome plated rod/bar/shaft(Piston rod)

Auto exhaust system: (exhaust pipe, muffler tips, carbon steel and stainless steel mufflers, flexible pipe)

We sincerely welcome friends from all over the world contact us to establish mutually beneficial business relationships

2. Our Company View

3. Our Customers

FAQ

1.Q: How many days of your delivery?

A: The general delivery is 15~35 days according to your quantity.

2.Q: What's your main market?