Black Structural Steel Channel Bar

Product Description

Channel steel/ U channel/Channel bar

Description of Product
Application
Steel channel is widely used in various building structure and engineering structure:
a).used for the plant, high-rise building construction
b).used for the bridge, shipment building
c).used for lifting and transportation machinery, equipment manufacturing base building
d).used for the support, foundation pile manufacturing

 
Chinese Standard Channel Bars (GB)
Standard: GB/T707-1988
Grade: GB/T9787-1988 Q235 Q275 Q345
 

Product	Size				(kg/m)
	h	b	d	t
5	50	37	4.5	7.0	5.438
6.3	63	40	4.8	7.5	6.634
6.5	65	40	4.8	7.5	6.709
8	80	43	5.0	8.0	8.045
10	100	48	5.3	8.5	10.007
12	120	53	5.5	9.0	12.059
12.6	126	53	5.5	9.0	12.318
14A	140	58	6.0	9.5	14.535
14B	140	60	8.0	9.5	16.733
16A	160	63	6.5	10.0	17.240
16B	160	65	8.5	10.0	19.752
18A	180	68	7.0	10.5	20.174
18B	180	70	9.0	10.5	23.000
20A	200	73	7.0	11.0	22.637
20B	200	75	9.0	11.0	25.777
22A	220	77	7.0	11.5	24.999
22B	220	79	9.0	11.5	28.453
25A	250	78	7.0	12.0	27.410
25B	250	80	9.0	12.0	31.335
28A	280	82	7.5	12.5	31.427
28B	280	84	9.5	12.5	35.823
30A	300	85	7.5	13.5	34.463
30B	300	87	9.5	13.5	39.173
32A	320	88	8.0	14.0	38.083
32B	320	90	10.0	14.0	43.107
36A	360	96	9.0	16.0	47.814
36B	360	98	11.0	16.0	53.466
40A	400	100	10.5	18.0	58.928
40B	400	102	12.5	18.0	65.208

 
GB Chemical Composition

Grade	Grade	C (%)	Mn (%)	Si	P	S	V (%)	Nb (%)	Ti (%)
				≤(%)
Q195	-	0.06-0.12	0.25-0.50	0.30	0.050	0.045	-	-	-
Q215	A	0.09-0.15	0.25-0.55	0.30	0.050	0.045	-	-	-
	B				0.045		-	-	-
Q235	A	0.14-0.22	0.30-0.65	0.30	0.050	0.045	-	-	-
	B	0.12-0.20	0.30-0.70		0.045		-	-	-
Q345	A	≤0.20	1.00-1.60	0.55	0.045	0.045	0.02 -0.15	0.015 -0.060	0.02 -0.20
	B				0.040	0.040

 
 
GB Mechanical Properties

Grade	Yield Strength		Tensile Strength (Mpa)	Elongation		180°Cold-Bend Test r-Pin Diameter a-Thickness		Charpy V-notch Impact Test (Longitudinal)
	Thickness (mm)	σS≥ (Mpa)		Thickness (mm)	δ ≥(%)	Longitudinal	Transverse	Temperature ºC	AKV/J≥
Q195	≤16	195	315-430	≤16	33	0	0.5a	-	-
	>16-40	185		>16-40	32
	>40-60	-		>40-60	--
	>60-100	-		>60-100	--
	>100-150	-		>100-150	--
	>150	-		>150	--
Q215	≤16	215	330-450	≤16	31	0.5a	a	20	27
	>16-40	205		>16-40	30
	>40-60	195		>40-60	29
	>60-100	185		>60-100	28	1.5a	2a
	>100-150	175		>100-150	27	2a	2.5a
	>150	165		>150	26
Q235	≤16	235	375-500	≤16	26	a	1.5a	20	27
	>16-40	225		>16-40	25
	>40-60	215		>40-60	24			0
	>60-100	205		>60-100	23	2a	2.5a
	>100-150	195		>100-150	22	2.5a	3a	-20
	>150	185		>150	21
Q345	≤16	345	470-630	21		-	-	20	34
	>16-35	325
	>35-50	295
	>50-100	275

 

Regarding our company & Contact Details

Liaocheng Huajian Steel Co., Ltd Information

We are localed in Liaocheng city, Shandong Province, 
which is known as "the Water City of Jiangbei". 
Our company were established in the year 2012. 
And the registered capital is 101,0000 RMB. 
We are a modern private enterprises,
which are specialized in exporting steel materials in China, 
and we win high reputations from our customers.

Main product:

·Steel Profile:H-Beam/I-Beam/Equal Angle/Unequal Angle/U Channel /Flat Bar

·Steel Plate:Hot Rolled Coil/Hot Rolled Checkered Coil/Cold Rolled Coil

·Wire Bar: Round Bar /Wire Rod/Deformed Steel Bar

·Steel Pipes: Seamless Pipe, Square/Round Pipes, welded steel pipe

·Galvanized Steel: Angle/Channel/I-Beam/Round Bar/Flat Bar/Round-Square Pipe

Contact

FAQ

1.Price Term	FOB		CFR			CIF
2.Payment	1. FOB: 100%T/T,30% deposti,70% balance paid before shipment. 2. CFR or CIF: 30% deposti,70% balance paid against the copy of the B/L. 3. LC at sight.
3.Delivery Time	fast delivery :10~15 days after deposit
4.MOQ	25 tons per size
5.Package	Standard Export seaworthy package
6.Products' Details	A:size
	B:length
	C:Surface Treatment: black, painting, or galvanized
	D:To difference Country.max load in one 20'GP
	Aboving requiremenst or any other question, please kindly E-mail or call us.

 
Welcome to Contact Us

Ada