Product Details

DETAIL INFORMATION

Black Rectangular Tube/Hollow Section
Out diameter	Wall thickness	Out diameter	Wall thickness
mm	mm	mm	mm
10*20	0.6-1.5	120*60	2.5-10.0
14*21		120*80	2.5-10.0
15*30		150*100	2.5-12.0
15*38		180*150	2.5-12.0
20*30	0.6-2.0	200*100	4.0-12.0
20*40	0.8-2.0	200*150	4.0-12.0
20*50	1.0-2.0	250*150	6.0-12.0
22*35	0.9-2.0	250*100
25*40	0.9-3.75	250*200
25*60	1.0-2.0	300*150
30*40	1.0-3.75	300*200
30*4	1.5-5.0	300*250	8.0-12.0
30*50	1.0-4.0	400*250
30*60	1.0-4.5	400*300
40*50	1.0-4.5	400*350
40*60	1.0-5.0	450*200
40*80	1.5-5.0	450*250
40*100	2.0-5.0	500*200
50*60		500*250	10.0-12.0
50*80		500*300
50*100	2.0-8.0	500*350
60*80	2.0-6.0	500*400
80*100	2.0-8.0	500*450

Rectangular steel pipe product description

Brighten : Brighten steel pipe is made of brighten annealed steel strip ( a kind of material corresponding to CR.) Similar with black tube made of cold rolled coil, brighten steel pipe keeps the original brighten color of steel.

Painted :Painted pipe to remove the rust and clean the oil first and then paint the required color paint.
Standard: GB/T6728:2002 , ASTM A500 , JIS G3466 , EN10210 ,EN10219, ASTM A500 Gr. A.B.C.
Steel Grade: Q195-Q235 , Q345 , S235, S355, S235JR, S355JR.STK400/500 .
Packing:Hexagonal bundles of max. 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper
Test::Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.
Third party inspection:SGS, BV, Lloyds etc.

Products cover

----1). black steel tube

----2). galvanized steel tube

----3). galvanized section steel: angle steel, channel steel, I/H Beam, flat and round bar

----4). Galvanized coil/ppgi coil/cold rolled steel coil/hot dip galvanized steel coil

----5). we also can galvanize anti-corrosion processing surface for you.

COMPANY INFORMATION

Our company is a big state -owned company in Tianjin which was established of years of 1949,and our group, TEWOO GROUP CO.,LTDis one of the Fortune 500(416 brand) all over the world. We feel pretty pleasure to introduce ourselves as professional manufacturer of Galvanized steel coil, prepainted coil(PPGI), welded pipes, galvanized pipe,square tube and hollow section, and we also exporting seamless pipe, angle steel, flat bar, IPE Beam and so on. Owning to high quality, competitive price and good services, our products enjoy great reputation both at home and aboard.