Square Rectangular Carbon Hollow Section
hollow section,square hollow section,rectangular hollow section,shs,rhs,hot rolled hollow section
  • Hollow Section

    Product Name: Square Hollow Section, SHS, Rectangular Hollow Section, RHS, Carbon Steel Square Tube, Carbon Steel Rectangular Tube

    OD:

    Square Hollow Section: Size: OD: 10*10-1000*1000mm

    Rectangular Hollow Section: OD: 20mm*10mm ~ 400mm*300mm

    WT: 0.5mm~30mm

    Length: 0.1mtr~18mtr

    Standard: ASTM A500, ASTM A53, EN 10210, EN 10219JIS, BS EN 10025 S355 and S275, G3466BS 1387, BS 6323, AS1163 C250, C250L0, C350 C350L0, C450, C450L0

    Process Type: Hot Rolled / Hot Expanded, Electric Resistance / High Frequency Welded ,Cold Rolled,Annealed

    End: Square Cut, Burr Removed

    Surface: Bare, Black Painting, Lightly Oiled, Galvanized

    Application: In Industrial Construction, Machinery/Rack/Container Manufacturing

    Hollow Section
  • Description
  • Specification
  • Standard
  • Process
  • Packing
  • Inquiry Online
Description

Square Steel Tube Size:

Application: Widely used in furniture,interior decoration, structure
Size: OD: 10*10-1000*1000mm
Pipe Standard: GB/T 3094-2000, GB/T 6728-2002, DIN EN 10210, DIN EN 10219, GB/T 178-2005，ASTM A53, ASTM A500,BS EN 10219,JIS G 3466, ASTM A513, ASTM A36
S235JR,S355JR,St37,St37-2,St52,SS400, STK500
Furface: Black bared ,can be galvanized,oiled,painted,powdered.
Packing: Waterproof  plastic bag,bundle with strip


Rectangular Hollow Section Steel Tube Size:
OD: 20mm*10mm ~ 400mm*300mm
Pipe Standard:ASTM A53, ASTM A500,BS EN 10219,JIS G 3466, ASTM A513, ASTM A36;S235JR,S355JR,Q235,St37,St37-2,St52,SS400, STK500,
Furface:Black bared ,can be galvanized,oiled,painted,powdered.
Packing:Waterproof  plastic bag,bundle with strip
Application:Widely used in furniture,interior decoration, structure
Furface:Black bared ,can be galvanized,oiled,painted,powdered.
Packing:Waterproof  plastic bag,bundle with strip

If you have any Inquiry, please don't hesitate to contact us immediately,Email:sales@union-steels.com

Specification

Square tubes sizes

Size (mm)

Wall Thickness (mm)

Size (mm)

Wall Thickness (mm)

20*20

1.2

70*70

60*80

100*40

1.8

1.3

2

1.4-1.5

2.2

1.7

2.3

1.8

2.5-4.0

2

4.5-5.0

2.2

5.5-5.75

2.3

75*75

60*90

100*50

1.8

2.5-2.75

2

25*25

20*30

1.2

2.2

1.3

2.3

1.5

2.5-4.0

1.7

4.5-5.0

1.8

5.5-5.75

2

80*80

100*60

100*80

120*60

2

2.3-2.3

2.2

2.5-3.0

2.3

30*30

30*40

25*40

20*40

1

2.5-4.0

1.2

4.5-5.0

1.3

5.5-5.75

1.5

7.5-7.75

1.7

100*100

120*80

2

1.8

2.2

2

2.3

2.2

2.5-5.0

2.3

5.5-5.75

2.5*2.75

7.5-7.75

3

120*120

140*80

150*100

160*80

2.5

40*40

30*50

25*50

1.2

2.75

1.3

3

1.4-1.5

3.25-5.0

1.7

5.5-7.0

1.8

7.5-7.75

2

140*140

150*150

200*100

3.5-4.0

2.2-2.3

4.5-5.0

2.5-4.0

5.25-7.0

50*50

60*40

30*60

40*50

1.5

7.5-7.75

1.7

160*160

180*180

3

1.8

3.5

2

3.75

2.2

4.0-5.0

2.3

5.25-5.75

2.5*-4.0

7.5-7.75

4.25-5.0

60*60

40*80

75*75

50*70

50*80

2.3

60*60

40*80

75*45

50*70

50*80

1.5

2.5-4.0

1.7

4.25-5.0

1.8

5.5-5.75

2

/

2.2-2.3

/

Rectangular Pipe sizes

Size (mm)

Wall Thickness (mm)

Size (mm)

Wall Thickness (mm)

20*20

1.2

70*70

60*80

100*40

1.8

1.3

2

1.4-1.5

2.2

1.7

2.3

1.8

2.5-4.0

2

4.5-5.0

2.2

5.5-5.75

2.3

75*75

60*90

100*50

1.8

2.5-2.75

2

25*25

20*30

1.2

2.2

1.3

2.3

1.5

2.5-4.0

1.7

4.5-5.0

1.8

5.5-5.75

2

80*80

100*60

100*80

120*60

2

2.3-2.3

2.2

2.5-3.0

2.3

30*30

30*40

25*40

20*40

1

2.5-4.0

1.2

4.5-5.0

1.3

5.5-5.75

1.5

7.5-7.75

1.7

100*100

120*80

2

1.8

2.2

2

2.3

2.2

2.5-5.0

2.3

5.5-5.75

2.5*2.75

7.5-7.75

3

120*120

140*80

150*100

160*80

2.5

40*40

30*50

25*50

1.2

2.75

1.3

3

1.4-1.5

3.25-5.0

1.7

5.5-7.0

1.8

7.5-7.75

2

140*140

150*150

200*100

3.5-4.0

2.2-2.3

4.5-5.0

2.5-4.0

5.25-7.0

50*50

60*40

30*60

40*50

1.5

7.5-7.75

1.7

160*160

180*180

3

1.8

3.5

2

3.75

2.2

4.0-5.0

2.3

5.25-5.75

2.5*-4.0

7.5-7.75

4.25-5.0

60*60

40*80

75*75

50*70

50*80

2.3

60*60

40*80

75*45

50*70

50*80

1.5

2.5-4.0

1.7

4.25-5.0

1.8

5.5-5.75

2

/

2.2-2.3

/


Standard
Square Steel Tube 

Square Steel Tube Standard Corner Radius(Structural Sizes:)

Max. 3 x Nominal Wall Thickness

Mechanical Sizes

Structural Sizes

Largest Nominal Outside Dimension

Outside Tolerance at all Sides at Corners

Largest Nominal Outside Dimension

Outside Tolerance at all Sides at Corners

3/16 to 5/8

± 0.004

2 1/2 and under

± 0.020

over 5/8 to 1 1/8

± 0.005

over 2 1/2 to 3 1/2

± 0.020

over 1 1/8 to 1 1/2

± 0.006

over 3 1/2 to 5 1/2

± 0.030

over 1 1/2 to 2

± 0.008

over 5 1/2

± 1%

over 2 to 3

± 0.010

over 3 to 4

± 0.020

over 4 to 6

± 0.020

over 6 to 8

± 0.025

Straightness
Mechanical Sizes: Max. 1/16″ in 3 feet
Structural Sizes: Max. 1/8″ x Number of feet of total length divided by 5

Wall Thickness

Mechanical & Structural Sizes: ± 10% of Nominal Wall Thickness

Squareness of Sides
Mechanical Sizes: Max: ± b = c x 0.006″
b = Tolerance for out-of-square
c = Largest external dimension across flats
Structural Sizes: Adjacent sides may deviate from 90 ° by ± 2 °

Maximum Twist (Mechanical & Structural Sizes)

Largest Dimension, inches

Max. Twist*, inches

over 1/2 to 1 1/2

0.050

over 1 1/2 to 2 1/2

0.062

over 2 1/2 to 4

0.075

over 4 to 6

0.087

over 4 to 8

0.100

 Convexity & Concavity(Mechanical & Structural Sizes)

Largest Nominal O.D., Inches

Tolerance ± Inches

2 1/2 and under

± 0.010

over 2 1/2 to 4

± 0.015

over 4 to 8

± 0.025

Structural Tubing A 500 Requirements

Grades

Chemical

Physical

C Max. %

Mn Max. %

P Max. %

S Max. %

Cu Max. %

Tensile strength, min. psi

Yield strength, min. psi

Elongation in 2 in.

Grade B

0.26

/

0.04

0.05

0.20

58,000

46,000

23

Grade C

0.23

1.35

0.04

0.05

0.20

62,000

50,000

21





Rectangular Pipe Standard Corner Radius(Structural Sizes:)

Max. 3 x Nominal Wall Thickness

Mechanical Sizes

Structural Sizes

Largest Nominal Outside Dimension

Outside Tolerance at all Sides at Corners

Largest Nominal Outside Dimension

Outside Tolerance at all Sides at Corners

3/16 to 5/8

± 0.004

2 1/2 and under

± 0.020

over 5/8 to 1 1/8

± 0.005

over 2 1/2 to 3 1/2

± 0.020

over 1 1/8 to 1 1/2

± 0.006

over 3 1/2 to 5 1/2

± 0.030

over 1 1/2 to 2

± 0.008

over 5 1/2

± 1%

over 2 to 3

± 0.010

over 3 to 4

± 0.020

over 4 to 6

± 0.020

over 6 to 8

± 0.025

Straightness
Mechanical Sizes: Max. 1/16″ in 3 feet
Structural Sizes: Max. 1/8″ x Number of feet of total length divided by 5
Wall Thickness
Mechanical & Structural Sizes: ± 10% of Nominal Wall Thickness

Squareness of Sides
Mechanical Sizes: Max: ± b = c x 0.006″
b = Tolerance for out-of-square
c = Largest external dimension across flats
Structural Sizes: Adjacent sides may deviate from 90 ° by ± 2 °

Maximum Twist (Mechanical & Structural Sizes)

Largest Dimension, inches

Max. Twist*, inches

over 1/2 to 1 1/2

0.050

over 1 1/2 to 2 1/2

0.062

over 2 1/2 to 4

0.075

over 4 to 6

0.087

over 4 to 8

0.100

 Convexity & Concavity(Mechanical & Structural Sizes)

Largest Nominal O.D., Inches

Tolerance ± Inches

2 1/2 and under

± 0.010

over 2 1/2 to 4

± 0.015

over 4 to 8

± 0.025

Structural Tubing A 500 Requirements

Grades

Chemical

Physical

C Max. %

Mn Max. %

P Max. %

S Max. %

Cu Max. %

Tensile strength, min. psi

Yield strength, min. psi

Elongation in 2 in.

B

0.26

/

0.04

0.05

0.20

58,000

46,000

23

C

0.23

1.35

0.04

0.05

0.20

62,000

50,000

21




Process

Manufacture Process

RHS-SHS-manufacturing-Process - www.steeljrv.com

Packing


Square Hollow Section Packing and Shipping

Specification

Square tubes sizes

Size (mm)

Wall Thickness (mm)

Size (mm)

Wall Thickness (mm)

20*20

1.2

70*70

60*80

100*40

1.8

1.3

2

1.4-1.5

2.2

1.7

2.3

1.8

2.5-4.0

2

4.5-5.0

2.2

5.5-5.75

2.3

75*75

60*90

100*50

1.8

2.5-2.75

2

25*25

20*30

1.2

2.2

1.3

2.3

1.5

2.5-4.0

1.7

4.5-5.0

1.8

5.5-5.75

2

80*80

100*60

100*80

120*60

2

2.3-2.3

2.2

2.5-3.0

2.3

30*30

30*40

25*40

20*40

1

2.5-4.0

1.2

4.5-5.0

1.3

5.5-5.75

1.5

7.5-7.75

1.7

100*100

120*80

2

1.8

2.2

2

2.3

2.2

2.5-5.0

2.3

5.5-5.75

2.5*2.75

7.5-7.75

3

120*120

140*80

150*100

160*80

2.5

40*40

30*50

25*50

1.2

2.75

1.3

3

1.4-1.5

3.25-5.0

1.7

5.5-7.0

1.8

7.5-7.75

2

140*140

150*150

200*100

3.5-4.0

2.2-2.3

4.5-5.0

2.5-4.0

5.25-7.0

50*50

60*40

30*60

40*50

1.5

7.5-7.75

1.7

160*160

180*180

3

1.8

3.5

2

3.75

2.2

4.0-5.0

2.3

5.25-5.75

2.5*-4.0

7.5-7.75

4.25-5.0

60*60

40*80

75*75

50*70

50*80

2.3

60*60

40*80

75*45

50*70

50*80

1.5

2.5-4.0

1.7

4.25-5.0

1.8

5.5-5.75

2

/

2.2-2.3

/

Rectangular Pipe sizes

Size (mm)

Wall Thickness (mm)

Size (mm)

Wall Thickness (mm)

20*20

1.2

70*70

60*80

100*40

1.8

1.3

2

1.4-1.5

2.2

1.7

2.3

1.8

2.5-4.0

2

4.5-5.0

2.2

5.5-5.75

2.3

75*75

60*90

100*50

1.8

2.5-2.75

2

25*25

20*30

1.2

2.2

1.3

2.3

1.5

2.5-4.0

1.7

4.5-5.0

1.8

5.5-5.75

2

80*80

100*60

100*80

120*60

2

2.3-2.3

2.2

2.5-3.0

2.3

30*30

30*40

25*40

20*40

1

2.5-4.0

1.2

4.5-5.0

1.3

5.5-5.75

1.5

7.5-7.75

1.7

100*100

120*80

2

1.8

2.2

2

2.3

2.2

2.5-5.0

2.3

5.5-5.75

2.5*2.75

7.5-7.75

3

120*120

140*80

150*100

160*80

2.5

40*40

30*50

25*50

1.2

2.75

1.3

3

1.4-1.5

3.25-5.0

1.7

5.5-7.0

1.8

7.5-7.75

2

140*140

150*150

200*100

3.5-4.0

2.2-2.3

4.5-5.0

2.5-4.0

5.25-7.0

50*50

60*40

30*60

40*50

1.5

7.5-7.75

1.7

160*160

180*180

3

1.8

3.5

2

3.75

2.2

4.0-5.0

2.3

5.25-5.75

2.5*-4.0

7.5-7.75

4.25-5.0

60*60

40*80

75*75

50*70

50*80

2.3

60*60

40*80

75*45

50*70

50*80

1.5

2.5-4.0

1.7

4.25-5.0

1.8

5.5-5.75

2

/

2.2-2.3

/


Standard
Square Steel Tube 

Square Steel Tube Standard Corner Radius(Structural Sizes:)

Max. 3 x Nominal Wall Thickness

Mechanical Sizes

Structural Sizes

Largest Nominal Outside Dimension

Outside Tolerance at all Sides at Corners

Largest Nominal Outside Dimension

Outside Tolerance at all Sides at Corners

3/16 to 5/8

± 0.004

2 1/2 and under

± 0.020

over 5/8 to 1 1/8

± 0.005

over 2 1/2 to 3 1/2

± 0.020

over 1 1/8 to 1 1/2

± 0.006

over 3 1/2 to 5 1/2

± 0.030

over 1 1/2 to 2

± 0.008

over 5 1/2

± 1%

over 2 to 3

± 0.010

over 3 to 4

± 0.020

over 4 to 6

± 0.020

over 6 to 8

± 0.025

Straightness
Mechanical Sizes: Max. 1/16″ in 3 feet
Structural Sizes: Max. 1/8″ x Number of feet of total length divided by 5

Wall Thickness

Mechanical & Structural Sizes: ± 10% of Nominal Wall Thickness

Squareness of Sides
Mechanical Sizes: Max: ± b = c x 0.006″
b = Tolerance for out-of-square
c = Largest external dimension across flats
Structural Sizes: Adjacent sides may deviate from 90 ° by ± 2 °

Maximum Twist (Mechanical & Structural Sizes)

Largest Dimension, inches

Max. Twist*, inches

over 1/2 to 1 1/2

0.050

over 1 1/2 to 2 1/2

0.062

over 2 1/2 to 4

0.075

over 4 to 6

0.087

over 4 to 8

0.100

 Convexity & Concavity(Mechanical & Structural Sizes)

Largest Nominal O.D., Inches

Tolerance ± Inches

2 1/2 and under

± 0.010

over 2 1/2 to 4

± 0.015

over 4 to 8

± 0.025

Structural Tubing A 500 Requirements

Grades

Chemical

Physical

C Max. %

Mn Max. %

P Max. %

S Max. %

Cu Max. %

Tensile strength, min. psi

Yield strength, min. psi

Elongation in 2 in.

Grade B

0.26

/

0.04

0.05

0.20

58,000

46,000

23

Grade C

0.23

1.35

0.04

0.05

0.20

62,000

50,000

21





Rectangular Pipe Standard Corner Radius(Structural Sizes:)

Max. 3 x Nominal Wall Thickness

Mechanical Sizes

Structural Sizes

Largest Nominal Outside Dimension

Outside Tolerance at all Sides at Corners

Largest Nominal Outside Dimension

Outside Tolerance at all Sides at Corners

3/16 to 5/8

± 0.004

2 1/2 and under

± 0.020

over 5/8 to 1 1/8

± 0.005

over 2 1/2 to 3 1/2

± 0.020

over 1 1/8 to 1 1/2

± 0.006

over 3 1/2 to 5 1/2

± 0.030

over 1 1/2 to 2

± 0.008

over 5 1/2

± 1%

over 2 to 3

± 0.010

over 3 to 4

± 0.020

over 4 to 6

± 0.020

over 6 to 8

± 0.025

Straightness
Mechanical Sizes: Max. 1/16″ in 3 feet
Structural Sizes: Max. 1/8″ x Number of feet of total length divided by 5
Wall Thickness
Mechanical & Structural Sizes: ± 10% of Nominal Wall Thickness

Squareness of Sides
Mechanical Sizes: Max: ± b = c x 0.006″
b = Tolerance for out-of-square
c = Largest external dimension across flats
Structural Sizes: Adjacent sides may deviate from 90 ° by ± 2 °

Maximum Twist (Mechanical & Structural Sizes)

Largest Dimension, inches

Max. Twist*, inches

over 1/2 to 1 1/2

0.050

over 1 1/2 to 2 1/2

0.062

over 2 1/2 to 4

0.075

over 4 to 6

0.087

over 4 to 8

0.100

 Convexity & Concavity(Mechanical & Structural Sizes)

Largest Nominal O.D., Inches

Tolerance ± Inches

2 1/2 and under

± 0.010

over 2 1/2 to 4

± 0.015

over 4 to 8

± 0.025

Structural Tubing A 500 Requirements

Grades

Chemical

Physical

C Max. %

Mn Max. %

P Max. %

S Max. %

Cu Max. %

Tensile strength, min. psi

Yield strength, min. psi

Elongation in 2 in.

B

0.26

/

0.04

0.05

0.20

58,000

46,000

23

C

0.23

1.35

0.04

0.05

0.20

62,000

50,000

21




Process

Manufacture Process

RHS-SHS-manufacturing-Process - www.steeljrv.com

Packing


Square Hollow Section Packing and Shipping

Inquiry Online
If you have any inquiries and questions, please contact Union Steel Industry Co., Ltd. at any time. Thanks in advance. Welcome!
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