SQUARE PIPE
group nameblack annealing steel pipe
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Min Order10 metric ton
brand nameTYTSTEEL
payment methodT/T, L/C, D/P D/A, MoneyGram, Credit Card, Westem Union, Escrow
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update timeTue, 22 Apr 2014 14:54:13 GMT
Paramtents
Standard BS, 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 20x20mm-400x400mm
Secondary Or Not Non-secondary
Application Structure Pipe
Technique ERW
Certification ISO9001-2000
Surface Treatment Galvanized
Alloy Or Not Non-alloy
Commodity SQUARE PIPE
Demension Standard GB/T3091-2001, ASTM A500, G3457,ST33
Material Standard GB700-88, DIN17100
Length 4.5m-13.5m
Technique HOT ROLLED OR COLD ROLLED
color bright or black
Usage water,gas,scaffolding,fencing
Grade A53B
Packging & Delivery
Min Order10 metric ton
Briefing
1) Life estimated: over 10years
2).Package:seaworthy
3).Tolerance:wt +/-0.2mm
4).Good performance for bending
Detailed
SQUARE PIPE
1) Length: 4.5-13.5m
2).Grade:Q195/Q215/Q235/Q345
3).Size(dia.): 20x20mm-400x400mm
4).Thickness: 0.7-13.5mm.
Pipes can be made to order.
O.D.(mm) | W.T.(mm) | O.D.(mm) | W.T.(mm) |
20*20 | 0.7-3.0 | 125*125 | 2.5-9.0 |
25*25 | 0.7-3.0 | 130*130 | 2.5-13.5 |
30*30 | 0.7-3.0 | 140*140 | 2.5-13.5 |
40*40 | 0.8-3.75 | 150*150 | 2.5-13.5 |
50*50 | 0.8-6.0 | 160*160 | 2.5-13.5 |
60*60 | 1.5-5.0 | 180*180 | 2.5-13.5 |
70*70 | 1.7-4.75 | 200*200 | 2.5-13.5 |
75*75 | 1.5-5.75 | 250*250 | 4.75-13.5 |
80*80 | 0.8-5.75 | 300*300 | 5.75-13.5 |
90*90 | 2.0-8.0 | 350*350 | 6.0-13.5 |
100*100 | 2.0-4.75 | 400*400 | 6.0-13.5 |
120*120 | 2.5-4.75 |
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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
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