Welded Square Black Steel Pipes

• Type: Welded
• Technique: ERW
• Surface Treatment: Black, Annleaded or Bright
• Usage: Structural, Machinery, Shelf and So on.
• Section Shape: Rectangular
• Delivery Detail: 25 Days
• Model NO.: Jhx-9001
• Transport Package: Bundled with Steel Strip or as Client′s Request
• Trademark: Jiahexin
• Origin: Shandong China
• HS Code: 730890000
• Production Capacity: 100000mt Per Year

Product Description

We are professional manufacturer, We supply Square Seamless Pipe from China, rectangular steel pipe section, Welded Rectangular Steel Pipe, rectangular hollow sections, square hollow sections, round hollow sections etc. Hollow tubes which are made by cold rolling with steel strips and used for a variety of purposes such as conveying low pressure fluid, machinery manufacturing, structural projects, auto fabrication, agricultural chemistry and solar power stent, etc.

Product Description: 
1)Material: Q195/Q215/Q235/Q345;

2)Size and thickness: See the table as below;

3)Length: 4-12M or as customer's special requirements;

4)Surface: Galvanized or naked as customers' need;

5)Product Type: Square tubes, Rectangular tubes, ERW tubes, Galvanized steel pipe, etc.;

6)Usage: Be widely used in furniture, building and construction Industry, traffic and communication, and so on.

Square pipe:
Pipe Type	Specification/mm	Thickness/mm	Specification/mm	Thickness/mm
	10*20	0.5-2.0
	10*30	0.5-2.0
Rectangular Pipe	20*30	0.5-3.0	100*50	1.0-5.0
	40*20	0.5-3.0	100*60	1.5-5.0
	50*20	0.6-2.0	50*25	0.6-2.0
	75*25	0.7-2.0	70*20	0.7-2.0
	40*30	1.2-3.0	100*80	1.5-5.0
	50*25	1.5-3.0	120*50	2.0-5.0
	50*30	0.7-4.0	120*60	2.0-5.0
	60*30	0.7-4.0	120*80	2.0-5.0
	70*30	0.7-2.5
	60*40	0.7-4.0	160*80	2.75-5.0
	70*50	1.5-4.0	100*150	2.75-5.0
	80*40	0.9-4.0	100*200	2.75-5.0
	80*60	1.7-5.0	200*300	2.75-14
	90*50	1.7-5.0	200*400	2.75-14
	90*60	1.5-5.0	300*400	2.75-14
	100*40	1.5-5.0	300*500	2.75-14
	15*15	0.5-2.0	19*19	0.5-2.0
Square Pipe	20*20	0.5-2.0	100*100	2.0-5.0
	24*24	0.5-2.0
	25*25	1.2-3.0	110*110	2.0-5.0
	30*30	1.2-3.0	120*120	2.0-5.0
	40*40	0.6-4.0	130*130	2.0-5.0
	50*50	0.7-4.0	140*140	2.0-5.0
	60*60	1.0-4.0	150*150	2.75-5.0
	70*70	1.7-5.0	200*200	2.75-14
	75*75	1.7-5.0	250*250	2.75-14
	80*80	1.7-5.0	300*300	2.75-14
	90*90	2.0-5.0	400*400	2.75-14
Round Pipe	17-273(3/8"-10")	0.8-12"