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Square Steel Pipe

Square Steel Pipe
FOB Price

US $900.0020 - 40,000 metric ton

US $450.0040,001 - 999,999 metric ton

group name
Other Steel Products
Min Order
20 metric ton
brand name
TYTSTEEL
model
20mm*20mm-400mm*400mm
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
update time
Tue, 22 Apr 2014 15:09:22 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

  • shape square&rectangular

  • Length 6-12m

  • Specification 20mm-400mm

  • Usage scaffolding,furniture making,structure,etc.

Packging & Delivery

  • Min Order20 metric ton

Briefing

Square Steel Pipe
1) Length: 5.8-12m
2).Grade:Q195/Q215/Q235/Q345
3).Size(dia.): 20x20mm-400x400mm
4).Thickness: 0.7-13mm.

Detailed

 Square Steel Pipe

1) Length: 5.8-12m

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

3).Size(dia.): 20x20mm-400x400mm

4).Thickness: 0.7-13mm.

Pipes can be made to order.

 

O.D.(mm)

W.T.(mm)

O.D.(mm)

W.T.(mm)

20*20

0.7-1.46

125*125

2.5-9.0

25*25

0.6-1.46

130*130

2.5-13

30*30

0.7-1.5

140*140

2.5-13

40*40

0.8-3.75

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

2.0-2.7

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 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 Steel Pipe