EASTKING STEEL



Products

Q345B Seamless Steel Pipe EASTKING STEEL for Industry

Q345B seamless steel pipe is a high-strength low-alloy structural steel pipe

Material Q345B
Standard AISI ASTM JIS BS DIN GB
Technique Hot Rolled
Type Steel Pipe
Thickness 0.5-40 mm
OD 15-300mm
Length 5.8-12M
Sample Sample Freely
Packaging Standard seaworthy packaging or as required
Payment T/T ; L/C ;

Product Introduction

Q345B seamless steel pipe is a type of high-strength low-alloy structural steel pipe known for its exceptional mechanical properties and versatile applications. Below are its key characteristics:

Q345 seamless steel pipe has the following general characteristics:
1)Chemical Composition: Thechemical composition ranges are: C≤0.20, Si≤0.55, Mn≤1.70, P≤0.040, S≤0.040, Nb≤0.07, V≤0.20, Ti≤0.20, Cr≤0.30, Ni≤0.30, Cu≤0.30, N≤0.012.

2)Mechanical Properties: Q345B seamless steel pipe exhibits high yield strength and tensile strength, typically ranging from 345 MPa to 630 MPa for yield strength and 470 MPa to 630 MPa for tensile strength. It also has a ductility with elongation typically above 21%, indicating good plasticity and toughness.

3)Wear Resistance: Q345B seamless steel pipe demonstrates good wear resistance, making it suitable for applications where resistance to wear is important.

4)Welding Performance: Q345B seamless steel pipe has excellent welding properties and can be welded using various methods such as arc welding and gas shielded welding. The welded joints are strong and exhibit stable performance.

Q345B Steel Pipe Chemical Property

C(%)

Si(%)

Mn(%)

P(%)

S(%)

Cr(%)

Ni(%)

Cu(%)

≤0.20

≤0.55

0.30~0.70

≤0.040

≤0.040

≤0.30

≤0.30

≤0.30

Q345B Steel Pipe Mechanical Properties:

1)Yield strength: 345 MPa – 630 MPa
2)Tensile strength: 470 MPa – 630 MPa
3)Elongation: above 21%

Why choose us?

1)High-quality materials:
Our steel pipes are made of high-quality materials, such as Q345B seamless steel pipes, etc., which have high strength, good plasticity and toughness, and are suitable for a variety of engineering and industry needs.

2)Various specifications:
We can provide a variety of specifications and size options to meet the needs of different customers, including customization in diameter, wall thickness, etc.

3)Strict quality control:
We strictly control the quality of steel pipes, including raw material selection, production technology, product inspection and other links, to ensure that products meet standards and customer requirements.

4)Good service:
We provide 100% after-sales service to meet customers’ needs and establish long-term cooperative relationships

5)Wide range of applications:Our steel pipes are suitable for a wide range of fields, such as construction, bridges, machinery manufacturing, petrochemical industry, etc.

Our Products

Get Quote