Seamless Rectangular Steel Pipe

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Seamless Rectangular Steel Pipe

The seamless rectangular steel pipe of our company is often employed in the areas of machinery manufacturing, automobile, metallurgy, railway, decoration, steel structure, etc. It can be used as highway guardrail, container frame, furniture structure, square tube for greenhouse and automobile frame and more.

Technical Specifications
1. Section Dimension of Square Seamless Steel Pipe: 10×10-600×600 mm
2. Section Dimension of Rectangular Product: 9×19-300×500 mm
3. Wall Thickness: 1-30 mm
4. Steel Grade: 20, 45, Q345B, Q345C, Q345D, J55, K55, S235JRH, S355J0H, S355J2H, ASTM A106 GR.B, API 5L GR.B, ST35 (E235), ST37.4, ST45 (E255), ST52 (E355)
5. Standard: ASTM A500, GB/T6728-2002, En10219, CSA G40.21, JIS

Permissible Deflection of Cold Drawn Shaped Tube (mm)

Graph

A(B)

A(B) Tolerance

Complanation

Max. Torsion Extent for the Product of per Meter

Twist

Meter

Total Length

≤30

±0.2

0.10

1.5

≤2

≤0.2%

>30-50

±0.3

0.15

2.0

>50-75

±0.7%

0.50%

2.5

>75-500

±0.8%

0.60%

3.0

≤1

>1-3

>3-30

Tolerance

±0.12

12%

-10%

±10%

≤6

＞6~10

＞10

2 times t

2.5 times t

3 times t

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