Q195/Q235/Q345 Galvanized Steel Square/Rectangular Tube Welded Carbon/Pre-Galvanized Steel/Hot DIP Galvanized/Black Mild/ERW Gi Pipe

• Customization: Available
• Type: Welded
• Technique: ERW
• Model NO.: 15*15mm-300*300mm
• Material: Carbon Steel
• Surface Treatment: Black
• Usage: Construction & Decoration, Special Purpose
• Section Shape: Square
• Thickness: 0.8-12mm
• Surface: Galvanized or Not
• Length: 6m
• MOQ: 25tons
• Delivery Time: Fast Delivery ,Within 10 Days
• Transport Package: in Bundles with Steel Straps
• Specification: 15*15mm-300*300mm
• Trademark: HJ steel
• Origin: Shandong Province, China
• Production Capacity: 8000tons Per Month

Product Description

Carbon Steel Square Pipe Galvanized Rectangular Tube Best Price Per Ton

Name	Welded Black Square and Rectangular Tube for Construction (ASTM A500)
Thickness(mm)	0.8-12mm
Size(mm)	15*15-300*300/10*20-200*400
Type	Square or rectangular
Standard	GB/T3094-2000, GB/T6728-2002, ASTM A500, JIS G3466
Grade	Q195, Q215, Q235, Q345,A500, , SS400,
Certificate	SGS, ISO
Usage	Construction frame, large bridge, car keel, fence tube, machine manufacturing, container frame
Technique	Hot rolled and cold rolled , annealed(welded)
packing	In bundle and double strapped Anti-water paper cover As customer's requirement
Surface	Pre-galvanized Hot dipped galvanized Oiled, color painting
Price term	FOB, CFR, CIF
Main market	Middle east, Africa, North&South America, Southeast Asia
Delivery	Within 20 days after receipt deposit or L/C
Port of loading	Qingdao Tianjin port, China
Payment	TT , L/C
Productivity	8000 tons/ month

 

Normal dimension of steel pipe
Black Steel Pipe
(Square)SHS			(Rectangular)RHS
(Out dia.)mm	(Wall thickness)mm		(Out dia.)mm		(Wall thickness)mm
15*15	0.8-2.5		20*30		0.8-2.75
20*20	0.8-2.75		20*40		0.8-2.75
25*25	0.8-2.75		30*40		0.8-3.0
30*30	0.8-3.0		25*50		0.8-3.0
38*38	0.8-4.0		30*50		0.8-4.0
40*40	0.8-4.0		30*60		0.8-4.0
50*50	0.8-5.0		40*60		0.8-5.0
60*60	0.8-5.0		40*80		0.8-5.0
70*70	1.3-5.0		50*70		0.8-5.0
80*80	1.5-5.0		60*80		1.3-5.0
100*100	1.5-12.0		50*100		1.3-6.0
120*120	1.6-12.0		60*100		1.3-6.0
130*130	2.0-12.0		60*120		1.6-6.0
140*140	2.0-12.0		80*100		1.6-6.0
150*150	2.0-12.0		80*120		1.6-12.0
160*160	2.0-12.0		80*140		2.0-12.0
180*180	2.0-12.0		80*160		2.0-12.0
200*200	2.0-12.0		100*150		2.0-12.0
250*250	3.5-12.0		100*200		2.0-12.0
300*300	3.5-12.0		150*250		3.0-12.0
			100*300		3.0-12.0
			200*300		3.0-12.0
			200*400		3.0-12.0
Hot Dipped Galvanized Steel Pipe
(Square)SHS			(Rectangular)RHS
(Out dia.)mm	(Wall thickness)mm		(Out dia.)mm		(Wall thickness)mm
15*15	0.82-2.52		20*30		0.82-2.77
20*20	0.82-2.77		20*40		0.82-2.77
25*25	0.82-2.77		30*40		0.82-3.02
30*30	0.82-3.02		25*50		0.82-3.02
38*38	0.82-4.02		30*50		0.82-4.02
40*40	0.82-4.02		30*60		0.82-4.02
50*50	0.82-5.02		40*60		0.82-5.02
60*60	0.82-5.02		40*80		0.82-5.02
70*70	1.32-5.02		50*70		0.82-5.02
80*80	1.52-5.02		60*80		1.32-5.02
100*100	1.52-12.02		50*100		1.32-6.02
120*120	1.62-12.02		60*100		1.32-6.02
130*130	2.02-12.02		60*120		1.62-6.02
140*140	2.02-12.02		80*100		1.62-6.02
150*150	2.02-12.02		80*120		1.62-12.02
160*160	2.02-12.02		80*140		2.02-12.02
180*180	2.02-12.02		80*160		2.02-12.02
200*200	2.02-12.02		100*150		2.02-12.02
			100*200		2.02-12.02
			150*250		2.02-12.02
Pre-Galvanized Steel Pipe
(Square)SHS			(Rectangular)RHS
(Out dia.)mm	(Wall thickness)mm		(Out dia.)mm		(Wall thickness)mm
15*15	0.7-2.0		20*30		0.7-2.0
20*20	0.7-2.0		20*40		0.7-2.0
25*25	0.7-2.0		25*50		0.7-2.0
30*30	0.7-2.0		30*40		0.7-2.0
38*38	0.7-2.0		30*50		0.7-2.0
40*40	0.7-2.0		40*60		0.7-2.0
50*50	0.7-2.0		40*80		0.7-2.0
60*60	0.7-2.0		37*57		0.7-2.0
80*80	0.7-2.0		27*47		0.7-2.0
100*100	0.7-2.0		37*77		0.7-2.0
			50*100		0.7-2.0

 



 
1.High quanlity and reasonable price.
2. Customized on-demand.
3. Reasonable shipping and fast delivery.
4.Free sample.
If you have any question,please contact us!
We will reply you within 24 hours.



All items of our products and related tests as follow : 

1.ERW black round pipe (ASTM A53,GB..)

2.Weld black square/rectangular pipe(ASTM A500,GB,...)

3.Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)

4.Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)

5.Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.

6.Spiral steel pipe

7.Seamless pipe (ASTM A53,A106B,)

8.Oval pipe in galvanized and black surface Packing and Transportation

9.LTZ... special sizes pipe

10.Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material

11.Steel angle, Flat bar,round bar,sqaure bar, 

12.H,I,U,C,T,Y,W...steel beam/channel

13.Deformed steel bar

14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.