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SHANGHAI SHUNYUN INDUSTRIAL CO.,LIMITED
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Project Material Square Steel Pipe with grade Q235 Hot Rolled Black Iron

Shanghai shunyun industrial co.,Ltd.
Shanghai shunyun industrial co.,Ltd.
City: Shanghai
Province/State: Shanghai
Country/Region: China
Tel: 86-21-62153163-806
Contact Person:
Miss Susanna Qiao

Project Material Square Steel Pipe with grade Q235 Hot Rolled Black Iron

Brand Name : SHUNYUN INDUSTRIAL
Model Number : 20*20*1.4mm
Certification : SGS/ BV/ ISO/ JIS
Place of Origin : China
MOQ : 5 Tons
Price : 20*20*1.4mm Square Steel Pipe USD 350~ USD 430 per ton FOB Shanghai
Payment Terms : L/C, T/T,
Supply Ability : 10,000 tons per month
Delivery Time : 3~10 working days
Packaging Details : Seaworthy packing or as requested
Product name : Hot rolled Square Steel pipe
Standard : GB/T700-2006/ 2009
Material : Iron
Surface treatment : Ungalvanized
Processing service : Cutting / Bending / Drilling hole
Technique : Hot rolled
Application : Project / Building / Bridge / Structural beam / Tower / Ship
Size : 20*20*1.4mm (As below size list)
Length : 6000mm or according your request
Color : Black
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Project Material Steel Box Tubing with grade Q235 Hot Rolled Black Iron Square Tube Steel

Q235 for construction material


Hot rolled black iron Hollow tube 20*20*1.4mm Project material


Square steel pipe


Description

Square pipe hot rolled in square shape, has four same width,and be finished from steel strip.

Square steel pipe was a kind of sqaure hollow section.It is hot rolled and high-frequency welding from HR or CR steel strip & steel coil.20*20*1.4mm Enjoy good yeild strength and tensile strength.

Square steel pipe normally used for construction,machinery making and steel structural building,ship building,electrical project,agriculture and chemical machinery macking,house building,pressure container,oil stock,bridge building & some other high pressure brackets.


Specification


Square steel pipe size list:

Size (MM)Thinckness (MM)Size (MM)Thinckness (MM)Size (MM)Thinckness (MM)Size (MM)Thinckness (MM)
20*201.0

60*60

50*70

40*80

50*80

70*70

60*80

100*40

1.3

120*120

140*80

160*80

75*150

100*150

160*60

2.5~2.75

300*450

300*500

400*400

4.5~5.75
1.31.43.0~4.07.5~11.75
1.41.54.25~4.7512.5~13.75
1.51.75.25~6.014.5~14.75
1.71.86.5~7.7515.5~17.75
2.02.09.5~15

450*450

200*600

300*600

400*500

400*600

500*500

4.5~5.75

25*25

20*30

1.32.2

130*130

80*180

140*140

150*150

200*100

2.5~2.757.5~7.75
1.42.5~4.03.0~3.259.5~9.75
1.54.25~5.03.5~4.2511.5~13.75
1.75.25~6.04.5~9.2514.5~15.75
1.89.5~1516.5~17.75
2.0

90*90

75*75

80*80

60*90

60*100

50*100

60*120

50*120

80*100

1.3

160*160

180*180

250*100

200*150

2.5~3.25
2.21.53.5~5.0
2.5~3.01.75.25~7.75

25*40

30*30

20*40

30*40

1.31.89.5~15
1.42.0

150*250

100*300

150*300

200*200

135*135

2.75
1.52.23.0~3.25
1.72.5~4.03.5~7.75
1.84.25~5.09.5~12.5
2.05.25~5.7512.75~15.75
2.27.5~7.75

200*300

250*250

100*400

200*250

3.5~3.75
2.5~3.0

100*100

80*120

125*75

140*60

50*150

1.54.5~11.75

25*50

40*40

30*50

30*60

40*50

40*60

50*50

1.31.712.5~14.75
1.41.815.5~17.75
1.52.0

200*350

200*400

300*300

250*350

4.75~7.75
1.72.29.5~11.75
1.82.5~5.012.5~14.75
2.05.25~6.015.5~17.75
2.26.5~7.75

300*350

300*400

350*350

250*450

4.75~7.75
2.5~4.09.5~139.5~11.75
4.25~5.012.5~14.75
5.25~6.015.5~17.75

Grade list:


Standard


Grade

Method of

Deoxidization


Mechanical Property

(N/MM2)

Tensile Strength


Yield Strength

0(0N140/MM2)

(A%)Percentage

Elongation

after Fracture

Impact Power

≤1616~4020℃0℃-20℃

GB Standard

Q235BZ370-500≥235≥225≥26≥27
Q345BZ470-630≥345≥325≥21≥34
Q420BZ520-680≥420≥400≥18≥34
Q420CZ520-680≥420≥400≥19≥34
Q460CZ550-720≥460≥440≥17≥34

JIS Standard

SS400Z400-510≥245≥235≥23
SS540Z≥540≥400≥390≥17

EN Standard

S235JRZ360-510≥235≥225≥26≥27
S235JOZ360-510≥235≥225≥26≥27
S235J2Z360-510≥235≥225≥24≥27
S275JRZ410-560≥275≥265≥23≥27
S275JOZ410-560≥275≥265

Product Tags:

square steel tubing

      

steel rectangular tubing

      
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Project Material Square Steel Pipe with grade Q235 Hot Rolled Black Iron Images

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