China ASTM A53 Grade B Carbon Seamless Steel Pipe

StandardDIN2391, EN10305, DIN17175,JIS G3445, ASTM A519, GB/T 8713...MaterialST37/ST45/ST52/25Mn/27SiMn/E355/SAE1026/STKM13C.....Outer diameter20mm-480mmWall thickness3mm-25mmLength1-12m, random or fixed, as the clients' requestsTechnologyHigh precision Cold drawn/ Cold rolledHeat treatmentBK/BKS/NBKAdvantages1.Short delivery time2.Quality assurance3.Competitive price4.Superior Service

Chemical composition of Materials:

Steel GradeCSiMnP≤S≤Cu≤Ni≤Cr≤Mo≤V≤ASTM A106 B≤0.3/≤1.20.050.060.40.40.40.150.08ST35≤0.180.15-0.350.35-0.650.0350.0350.250.250.25//ST45≤0.250.15-0.350.5-0.80.0350.0350.250.250.25//ST52≤0.2≤0.55≤1.50.0350.0350.250.250.25//CK450.42-0.50.17-0.370.5-0.80.0350.0350.250.250.25//

Mechanical Properties

Steel GradeRm MPaReH MpaST45

≥520

≥375

≥600

≥520

≥600

≥510

≥600

≥520

≥520

≥375

Tolerance table of Steel tube

The flow chart of the production process:

Factory & Machine Display:

Product Display:

Products Testing:

Application:

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

Company Show:

1. Introduction to the Company

JIANNING metaLS GROUP was established in 2001, With more than 10 years of import and export experience, 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

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?

A: We mainly export to the Middle East and South-Eastern Asia. And this year our products enter into South America.

3.Q: Are you a factory?

A: Yeah, we are.

4.Q: Which countries do you export to?

A: America, India, Korea, Pakistan, Turkey, Iran, and so on.

5.Q: What is the delivery time?

A: If we have stock, we can send goods within 20days. If not, we will deliver goods within 30-45days

6.Q: What is your main payment item?

A: T/T and L/C