STK500 Seamless Steel Pipe For General Structure

Introduction

STK500 is a type of high strength carbon structural steel, which has high strength and good mechanical properties.STK500 material is belong to JIS G3444 standard, it is equivalent to Q345 material of GB standard. STK500 seamless steel pipe can maintain stable performance in harsh environments due to its high hardness, long term use is not easily deformed or damaged. In order to prevent the steel pipes from rust extend the service life of the steel pipes, we offer the best surface treatment service, such as painting, hot dipped galvanized, and anti-corrosion coating, etc.

 

Features of STK500 carbon steel pipe

1. Good welding performance: STK500 carbon steel pipe has good welding performance and can easily undergo various processing to ensure a stable structure.

2. Multiple specifications: STK500 seamless steel pipe is available in various dimensions. Suitable diameters and wall thicknesses can be selected according to different needs to meet the requirements of various construction engineering.

3. High strength: STK500 seamless steel pipe is made of high quality carbon structural steel, which can withstand high pressure and large loads.

 

Specifications

Product name	Seamless Steel Pipe For General Structure
Place of origin	China
Standard	JIS G3444
Material grade	STK500 (Q345)
Outer diameter	21.3mm-1016mm
Wall thickness	2mm-22mm
Length	3m-12m or customized length
Surface treatment	Black painting, Varnish painting, hot dipped galvanized, anti-corrosion coating or as per clients' requirements
Pipe ends	Plain ends, Bevel ends, etc.

 

Chemical compositions %

Steel grade	C,max	Si,max	Mn	P,max	S,max
STK500	0.24	0.35	0.30-1.30	0.040	0.040

 

Mechanical properties

Steel grade	Tensile strength,min (Mpa)	Yield strength,min(Mpa)	Elongation,min(%) (a)
STK500	500	355	15
Note: (a) The value of elongation in this table does not apply to tubes whose outside diameter is under 40mm, but the test results shall be recorded. Upon agreement between the purchaser and the manufacturer, the elongation may be specified.

 

Product show

We always do our best to offer the best quality seamless steel pipes. STK500 seamless steel pipes are available in various diameters and wall thicknesses. The maximum diameter of steel pipes can reach 1220mm.

 

Packing and shipping

Packing: Small diameter steel pipes will be bundled with steel straps, and wrapped with woven bags for protection. Pipe ends of large diameter steel pipes will be wrapped with cotton ropes, pipe ends plastic caps for protection.

Transportation: Our factory is close to the Tianjin Port, train station, and airport. So convenient for loading and transporting.

 

Our advantages

1. Small order and trial order can be accepted by us.

2. Seamless steel pipes are available in various diameters and wall thicknesses, and the maximum diameter can reach 1220mm.

3. One-stop service: In addition to the steel pipes, we can also provide their fittings. We will do our best to meet clients' all needs, saving your valuable time.

4. We will send you our best price but not lowest upon receipt of your detailed requirements.

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