JIS G3466 Structural Pipe
GNEE manufactures and supplies JIS G3466 Carbon Steel Rectangular Tubes, you can search for any size and grade of steel seamless tubes to compare prices.
JIS G3466 specifies the standard for tubes used in engineering, construction and other structures. The specification is divided into two types: STKR400 and STKR490. JIS G3466 seamless structural tubes have high strength and can withstand large loads. Can be galvanized to give the square tubes good corrosion resistance, suitable for a variety of complex environments.
JIS G3466 carbon steel structural tubes should be manufactured by forming welded steel tubes or square seamless steel tubes, or forming steel strips in square tubes with sections or paired sections, and then continuously welded together by resistance welding or automatic arc welding.
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Chemical Composition
The chemical composition of the JIS G3466 Carbon Steel Tube may vary depending on the grade. The following table presents the typical composition:
| Element | C% | Si% | Mn% | P% | S% |
|---|---|---|---|---|---|
| Composition | 0.22 max | 0.55 max | 1.50 max | 0.040 max | 0.040 max |
Mechanical Properties
The mechanical properties of the JIS G3466 Carbon Steel Tube are crucial for assessing its performance in various applications. The table below showcases the typical mechanical properties:
| Property | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| Minimum Values | 400 | 245 | 23 |
JIS G3466 seamless carbon steel structural pipe

Advantages of GNEE
GNEE pipes and tubes have a wide range of applications in many market sectors, including the oil and gas, petrochemical and construction industries. And we can offer different properties for different purposes (e.g. corrosion protection).
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