Welded Carbon Square Steel Tube

• Customization: Available
• Technique: Hot Rolled
• Surface Treatment: Coated
• Model NO.: Square Steel
• Standards: ASTM A53-2007, GB/T 3094-2000, JIS G3466, En10219
• Grade: 10#-45#, Q195-Q345, St35-St52, 10#, 20#, 45#, Q195
• Thickness: 1.5 - 30 mm
• Outer Diameter: 20*20mm-300*300mm
• Length: 2-12 M, or According to Customers′ Requirements
• Surface Treatments: Galvanized or None
• Wall Thickness: Thick & Thin
• Alloy: Non-Alloy
• Transport Package: in Bundle
• Specification: BS, ASTM, JIS, GB, DIN, AISI, 200*200mm-800*800mm
• Trademark: DERBO
• Origin: Hebei, China (Mainland)
• Production Capacity: 250000 Tons/Year

Product Description

welded cold rolled square carbon steel pipe Q235

1. Product  Parameter

DETAIL
 

Shape	Square        :20*20-200*200mm
	Rectangular :30*20-250*150mm
Thickness	1.0-12.0mm
Length	3-12m,or as per your request
Technique	Hot Rolled, Cold Rolled,ERW,High-frequency welded,Extruded
Surface	Bared, Oil, Galvanized, Paint,etc
Standard	GB/T3094-2000,GB/T6728-2002,ASTM A500,JIS G3466,DIN EN10210,or others
Material	Q195,Q235,Q275,Q345,S355,St33,St37,St52A500,A513,A106 and so on
Certification	ISO9001:2000,CE,SGS
Package	Wooden box,steel strip,pallet,or as your request
Productivity	15000tons/month
Usage	Machinery manufacture,Roads and Bridges,Construction,Transportation
If you have any questions, please don't hesitate to contact me.

SQUARE SIZE

Size(mm)	Wall thickness(mm)	Size(mm)	Wall thickness(mm)	Size(mm)	Wall thickness(mm)
20x20	1.0-3.0	60x60	1.8-6.0	115x115	1.8-8.0
25x25	1.0-3.0	65x65	1.8-6.0	120x120	2.5-10.0
30x30	1.0-4.0	70x70	1.8-6.0	125x125	2.5-10.0
35x35	1.0-4.0	75x75	1.8-6.0	130x130	4.0-10.0
38x38	1.0-5.0	80x80	1.8-8.0	135x135	4.0-10.0
40x40	1.0-6.0	85x85	1.8-8.0	140x140	4.0-10.0
42x42	1.2-6.0	90x90	1.8-8.0	150x150	4.0-10.0
45x45	1.2-6.0	95x95	1.8-8.0	160x160	4.0-10.0
48x 48	1.2-6.0	100x100	1.8-8.0	180x180	4.0-10.0
50x50	1.8-5.0	105x105	1.8-8.0	190x190	4.0-12.0
55x55	1.8-5.0	110x110	1.8-8.0	200x200	4.0-12.0

RECTANGULAR SIZE

Size(mm)	Wall thickness(mm)	Size(mm)	Wall thickness(mm)	Size(mm)	Wall thickness(mm)
30x20	1.0-3.0	80x40	1.8-6.0	120x100	2.5-10.0
40x20	1.0-3.0	80x50	1.8-6.0	140x70	2.5-8.0
40x30	1.0-3.0	90x60	1.8-6.0	150x75	2.5-8.0
50x20	1.0-3.0	100x40	1.8-6.0	150x90	2.5-8.0
50x25	1.8-4.0	100x50	1.8-6.0	150x100	2.5-10.0
50x30	1.8-4.0	100x60	1.8-6.0	160x80	2.5-8.0
50x40	1.8-4.0	100x80	1.8-6.0	200x80	2.5-8.0
60x30	1.8-6.0	120x40	1.8-6.0	200x100	2.5-10.0
60x40	1.8-6.0	120x50	1.8-6.0	200x150	2.5-10.0
70x30	1.8-6.0	120x60	1.8-6.0	250x100	4.0-12.0
70x50	1.8-6.0	120x80	1.8-10.0	250x150	4.0-12.0

2. Quality Control


3.Product Facility
4.Packing ad Transportation
5.Payment Term

Please do not hesitate to contact me  if you have any queires on our products.
We will offer our warm-hearted service to you !