square tube /square steel pipe

square tube /square steel pipe

FOB Price
  • US $800.00

    20 - 40,000 metric ton

  • US $450.00

    40,001 - 999,999 metric ton

  • group nameblack annealing steel pipe

  • Min Order20 metric ton

  • brand nameTYTSTEEL

  • model20mm*20mm-400mm*400mm

  • payment methodT/T, L/C, D/P D/A, MoneyGram, Credit Card, Westem Union, Escrow

  • update timeTue, 22 Apr 2014 14:51:57 GMT

Paramtents

  • Standard GB

  • Standard GB/T 3091-2001

  • Grade Q195-Q345

  • Grade Q235, Q345, Q195, Q215

  • Thickness 0.7 - 13.5 mm

  • Section Shape Square

  • Outer Diameter 20mm-400mm

  • Secondary Or Not Non-secondary

  • Application Structure Pipe

  • Technique ERW

  • Certification ISO9001-2000

  • Surface Treatment Galvanized

  • Alloy Or Not Non-alloy

  • Technique Welded

  • Specification 20mm*20mm-400mm*400mm

  • Usage furniture making, scaffolding,structure,etc.

  • Length 6-12m

Packging & Delivery

  • Min Order20 metric ton

Briefing

square tube /square steel pipe
1) Length: 6-12m
2).Grade:Q195/Q215/Q235/Q345
3).Size:20x20m-400x400mm
5)FOB:$450-800/ton

Detailed

 square tube /square steel pipe

1) Length: 6-12m

2).Grade:Q195/Q215/Q235/Q345

3).Size(dia.): 20mm*20mm-400x400mm

4).Thickness: 0.7mm-13mm

Pipes can be made to order

 

O.D.(mm)

W.T.(mm)

O.D.(mm)

W.T.(mm)

20*20

1.3-3.0

125*125

2.5-9.0

25*25

1.3-3.0

130*130

2.5-13

30*30

1.3-3.0

140*140

2.5-13

40*40

1.4-3.75

150*150

2.5-13

50*50

1.4-6.0

160*160

2.5-13

60*60

1.5-5.0

180*180

2.5-13

70*70

1.7-4.75

200*200

2.5-13

75*75

1.5-5.75

250*250

4.75-13

80*80

1.5-5.75

300*300

5.75-13

90*90

2.0-8.0

350*350

6.0-13

100*100

2.0-4.75

400*400

6.0-13

120*120

2.5-4.75

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square tube /square steel pipe

chemical composition-Q235

Q235 made by grade A\B\C\D(GB700-88)

Q235A  C0.14~0.22% Mn0.30~0.65  Si≤0.30 S≤0.050 P≤0.045

Q235B  C0.12~0.20% Mn0.30~0.670 Si≤0.30 S≤0.045 P≤0.045

Q235C  C≤0.18% Mn0.35~0.80 Si≤0.30 S≤0.040 P≤0.040

Q235D  C≤0.17% Mn0.35~0.80 Si≤0.35 S≤0.040 P≤0.035

mechanical behavior-Q235:

tensile strength: σb/MPa 375-500

tensil stretch(δ5/%):

>26 (a<16mm),   >25   (a>16-40mm)

>24  (a>40-60mm),  >23   (a>60-100mm)

>22  (a>100-150mm),   >21   (a>150mm)

a=wt or diameter

square tube /square steel pipe

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Nearest port for product export
TIANJIN XINGANG PORT, QINGDAO PORT, SHANGHAI PORT, NINGBO PORT
Delivery clauses under the trade mode
FOB, CFR, CIF, EXW, CIP, CPT, DDP, DDU
Acceptable payment methods
T/T, L/C, D/P D/A, MoneyGram, Credit Card, Westem Union, Escrow
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