What is the JIS G3444 standard?
The JIS G3444 standard involves the dimensions, materials, and technical requirements of pipes. It is one of the important standards widely used in construction, machinery manufacturing, bridges and other fields. This standard specifies specifications for carbon steel pipes used in civil engineering, construction, steel towers, scaffolding, piles, braces and other installations.
STK540 is a carbon structural steel pipe, which is equivalent to the No. 20 steel pipe in my country's international GB/T8162.
The galvanized layer of STK540 galvanized steel pipe is uniform and smooth, has good adhesion and corrosion resistance, and can effectively protect the steel pipe base material from corrosion and rust.
STK540 hot-dip galvanized steel pipe has various connection methods, including welding, threaded connection, flange connection, etc., and is easy and fast to install.
Mechnical property for STK540 Steel pipe:
|
Grade |
Yield strength (≥Mpa) |
Tensile strength (≥Mpa) |
|
STK540 |
390 |
540 |
Chemical composition for STK540 Steel pipe (Heat Analysis Max%)
|
Main chemical elements composition of STK540 |
||||
|
C |
Si |
Mn |
P |
S |
|
0.23 |
0.55 |
1.50 |
0.040 |
0.040 |
Mild Steel Pipe Galvanized
Grade:STK290,STK400,STK490,STK500,STK540
Outer diameter: 33.4-660mm
Wall thickness:2.1-22mm
Length:0.8-18m
suppliers Method: Hot Rolled.
Surface Treatment: Coating, Painting, Galvanized, etc.
Gnee Steel Company is a professional steel company integrating R&D, manufacturing, sales and service. With annual sales of nearly US$1 billion and annual export volume of more than 50,000 tons, it is a steel mill located in Anyang City, Henan Province with convenient transportation. The factory covers an area of about 35,000 square meters, the company has more than 200 employees, and exports to 150 countries every year.
Gnee Company Team
FAQ
1.Q.Why choose Gnee?
A.With us, you will get the most competitive price, guaranteed quality, guaranteed delivery and after-sales service.
2.Q.Do you have quality control?
A.Yes, we have got BV.SGS certification.
3.Q: Can I get some samples?
A: We are glad to provide free samples to you, but we do not offer the freight.
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