25 - 40,000 ton
40,001 - 999,999 ton
group nameblack annealing steel pipe
Min Order25 ton
brand nameTYTSTEEL
payment methodT/T, L/C, D/P D/A, MoneyGram, Credit Card, Westem Union, Escrow
update timeTue, 22 Apr 2014 14:54:21 GMT
Standard JIS, GB
Standard JIS G3466, GB/T 3094-2000
Grade 16Mn, ST35-ST52, Q195-Q345
Grade 16Mn, St37, St52, St42, Q235, Q345, Q195, Q215
Thickness 0.7 - 13.5 mm
Section Shape square & rectangular
Secondary Or Not Non-secondary
Application furniture,green house,building,structure,scaffolding
Technique ERW
Certification ISO9001:2000,BV,SGS
Surface Treatment oil painting,zinc coating,polythene painting
Alloy Or Not Non-alloy
Commodity square & rectangular hollow section
Standard ASTM A500 ,EN10210
Width 20-400mm
thickness 0.5mm-13.5mm
Length 3.0mm-12mm
tolerance base on requirement
surface/processing hot rolled/ cold rolled /annealing
package in bundle with steel strips wrapped
time of delivery base on order quantity
terms of payment L/C at sight, T/T, DP at sight
Min Order25 ton
Square and Rectangular Steel Pipe
1) Length: 3-12m
2).Grade:Q195/Q215/Q235/Q345/st37/st42/st52
3).Size(dia.): 20*20mm-400*400mm
4).Thickness: 0.5-13.5mm.
5).Standard:BSEN10210-2006/ASTM A500
6).Tolerance:W+/-0.5MM, WT+/-0.15MM(<2.0mm),WT+/-10%(>/=2.0mm),Length+/-20mm,on weight:minus 8%
7).Steel Grade:
+Q195 Yield Strength 195 Mpa minimum, Tensile Strength 315-400MPa
C:0.06-0.12% Mn:0.25-0.50 Si:≤0.30 S:≤0.050 P:≤0.045 ; Should other grades be available.
8).Sample Test:
9).Package: in bundle wrapped with steel strips ,woven cloth with 8 slats
Pipes can be made to order.
Dimension Table:
O.D.(mm) | W.T.(mm) | O.D.(mm) | W.T.(mm) |
20*20 | 0.5-3.0 | 125*125 | 2.5-9.0 |
25*25 | 0.6-3.0 | 130*130 | 2.5-13 |
30*30 | 0.8-3.0 | 140*140 | 2.5-13 |
40*40 | 0.9-3.75 | 150*150 | 2.5-13.5 |
50*50 | 0.9-5.0 | 160*160 | 2.5-13.5 |
60*60 | 1.0-5.0 | 180*180 | 2.5-13.5 |
70*70 | 1.2-6.0 | 200*200 | 2.5-13.5 |
75*75 | 1.5-6.0 | 250*250 | 4.75-13.5 |
80*80 | 1.5-6.0 | 300*300 | 5.75-13.5 |
90*90 | 2.0-8.0 | 350*350 | 6.0-13.5 |
100*100 | 2.0-8.0 | 400*400 | 6.0-13.5 |
120*120 | 2.5-8.0 |
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TIANJIN RONGXIN STEEL CO LTD professionally produce steel pipe according to BS1387*-85, DIN2440,BSEN10255,BS4568-70,BS1139,EN39,ASTMA 53,ASTMA 500,EN10210;Our factory site is located in the largest steel pipe basic of China-Daqiuzhuang Town,Tianjin. Hopefully to be one of your partners to fight for bright future together.
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