Name: 55# / 1055 / S55C / C55(1.0535) Carbon Steel Channel Bar
SKU: 0

Carbon Steel Profile

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55# / 1055 / S55C / C55(1.0535) Carbon Steel Channel Bar

Brief Introduction：

Carbon steel, is an iron-carbon alloy with an internal carbon content of nearly 2%. It can be used as a general engineering structure and ordinary mechanical parts, with complex manufacturing shapes, high mechanical property requirements, and difficult to form by forging and other methods in the process.

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Parameter

Chemical Composition

Mechanical Properties

Product name	Carbon Steel Channel Bar
Material	Q195,Q215,Q235,Q345.SS400,st52,st37 etc.
Size	2020mm3mm-200200mm20mm or as requirement
Thickness	Equal:3mm-24mm or as requirement;unequal:3mm-18mm
Length	5.8m-12m, as customer's required
Surface	Oil, Black, Galvanized, Painted
Technique	Hot rolled/Cold Rolled/Galvanized
Application	Various architectural structures and engineering structures etc.
Delivery Time	7-15 Days
Payment terms	T/T (30%DEPOSIT)

Grade	C	Si	Mn	P	S	Cu	Cr	Ni
Cor-ten A	0.12	0.25-0.75	0.20-0.50	0.01-0.2	0.03	0.25-0.55	0.5-1.25	0.65
Cor-ten B	0.16	0.3-0.5	0.8-1.25	0.03	0.03	0.25-0.40	0.4-0.65	≤0.4
SPA-H	0.12	0.2-0.75	0.60	0.07-0.15	0.035	0.25-0.55	0.3-1.25	0.65
9CuPCrNi-A	0.12	0.2-0.75	0.20-0.50	0.07-0.15	0.040	0.25-0.55	0.3-1.25	0.65
Q235NH	0.13	0.10-0.40	0.20-0.60	0.03	0.030	0.25-0.55	0.40-0.80	0.65
Q295NH	0.15	0.10-0.50	0.30-1.00	0.03	0.030	0.25-0.55	0.40-0.80	0.65
Q355NH	0.16	0.5	0.50-1.50	0.03	0.030	0.25-0.55	0.40-0.80	0.65
Q415NH	0.12	0.65	1.10	0.025	0.030	0.20-0.55	0.30-1.25	0.12-0.65
Q460NH	0.12	0.65	1.50	0.025	0.030	0.20-0.55	0.30-1.25	0.12-0.65
Q500NH	0.12	0.65	2.0	0.025	0.030	0.20-0.55	0.30-1.25	0.12-0.65
Q550NH	0.12	0.65	2.0	0.025	0.030	0.20-0.55	0.30-1.25	0.12-0.65
Q265GNH	0.12	0.10-0.40	0.20-0.50	0.07-0.12	0.020	0.2-0.45	0.30-0.65	0.25-0.50
Q295GNH	0.12	0.10-0.40	0.20-0.50	0.07-0.12	0.020	0.25-0.45	0.30-0.65	0.25-0.50
Q310GNH	0.12	0.25-0.75	0.20-0.50	0.07-0.12	0.020	0.25-0.55	0.30-1.25	0.65
Q355GNH	0.12	0.20-0.75	1.00	0.07-0.15	0.020	0.25-0.55	0.30-1.25	0.65
Q345GNHL	0.12	0.25-0.75	0.20-0.50	0.07-0.15	0.035	0.25-0.55	0.30-0.65	0.65
Q295GQR2	0.12	0.10-0.40	0.20-0.50	0.06-0.12	0.020	0.25-0.45	0.30-0.65	0.25-0.5
Q295GQR3	0.12	0.20-0.40	0.25-0.55	0.06-0.12	0.020	0.25-0.50	---	---
Q345NQR2	0.12	0.25-0.75	0.20-0.50	0.06-0.12	0.020	0.25-0.50	0.3-1.25	0.12-0.65
Q345NQR3	0.12	0.20-0.50	0.25-0.70	0.06-0.12	0.020	0.25-0.50	---	---
Q400NQR1	0.12	0.75	1.10	0.025	0.008	0.25-0.55	0.3-1.25	0.12-0.65
Q450NQR1	0.12	0.75	1.50	0.025	0.008	0.25-0.55	0.3-1.25	0.12-0.65
Q500NQR1	0.12	0.75	2.00	0.025	0.008	0.25-0.55	0.3-1.25	0.12-0.65
Q550NQR1	0.16	0.75	2.00	0.025	0.008	0.25-0.55	0.3-1.25	0.65

Carbon content (wt.%)	Microstructure	Properties	Examples
Low-carbon steel	< 0.25	Ferrite, pearlite	Low hardness and cost. High ductility, toughness, machinability and weldability	AISI 304, ASTM A815, AISI 316L
Medium-carbon steel	0.25 – 0.60	Martensite	Low hardenability, medium strength, ductility and toughness	AISI 409, ASTM A29, SCM435
High-carbon steel	0.60 – 1.25	Pearlite	High hardness, strength, low ductility	AISI 440C, EN 10088-3

Product display

STEEL STANDARDS AND GRADES

Material	China/GB	USA/ASTM	Europe/EN	Germany/DIN	France/NFA	Italy/UNI	UK/BS	Japan/JIS
1.0035	Q235	A283 A,B,C,D	S185	St 33	A 33	Fe 320	-	-
1.0037	Q235A	A53 Gr.A	S235JR	St 37-2	E24-2	Fe 360 B	-	-
1.0121	-	-	S235JRG1	USt 37-2	-	Fe 37 BFU	-	SS330
1.0038	Q235A	A284 Gr.C,D	S235JR	RSt 37-2	E24-2	Fe 360 B	40(A)B	SM 400A
-	-	-	S235J0	St37-3U	E 24-3	Fe 360 C	40C	SM400B
1.0116	-	-	S235J2+N	St 37-3 N	E24-4	Fe 360 D	40D	SM400C
0.0117	Q235-F	A36	S235J2	-	-	-	40 EE	-
1.0044	Q295	A529 Gr.42,50	S275JR	ST 44-2	E 28-2	Fe430B	43(A)B	-
0.0143	Q295	-	S275J0	St44-3U	E 28-3	Fe 430 C	43 C	-
0.0144	Q295	A572 Gr.42,50	S275J2+N	St 44-3N	E 28-4	Fe 430D	43 D	-
0.0145	Q295	-	S275J2	-	-	-	43EE	-
-	Q215	A573 Gr.58,65,70	-	-	-	-	-	-
0.0145	Q295	A633 Gr.A,C,D	S355JR	-	E 36-2	Fe 510 B	50 B	SM 490A
1.0553	Q345	-	S355J0	St 52-3 U	E 36-3	Fe 510C	50 C	SS490B
1.057	Q345	-	S355J2+N	St 52-3 N	-	Fe 510D	50 D	SS 490 C
1.0577	Q345	A656 Gr.50	S335J2	-	-	-	-	SS 490 YA
1.0595	Q345	-	S335K2+N	-	E 36 -4	Fe 510 DD	50 DD	SS490 YB
1.0596	Q345	-	S335K2	-	-	-	50 EE	SM 520 B
-	-	A709 Gr.36,50,50	-	-	-	-	-	SM 520 C
-	Q295	-	S275N	StE285	-	Fe E 275 kg N	-	-
-	Q295	-	S275NL	TStE285	-	Fe E 275 KT N	43EE	-
-	Q345	-	S355 N	StE355	E 355 R	Fe E 355 kg N	-	-
-	Q345	-	S355 NL	TStE355	E 355 FP	Fe E 355 KT N	50EE	-
-	Q420	-	S420N	StE420	E 420 R	-	-	-
-	Q420	-	S420NL	TStE420	E 420 FP	-	-	-
-	Q460	-	S460N	StE460	E 460 R	Fe E 460 kg N	-	-
-	Q460	-	S460NL	TStE460	E 460 FP	Fe E 460 KT N	55EE	-
-	Q295	-	S275M	-	-	Fe E 275 kg TM	-	-
-	Q295	-	S275ML	-	-	Fe E 275 KT TM	-	-
-	Q345	-	S355M	StE355 TM	-	Fe E 355 kg TM	-	-
-	Q345	-	S355ML	TStE355 TM	-	Fe E 355 KT TM	-	-
-	Q420	-	S420M	StE420 TM	-	-	-	-
-	Q420	-	S420ML	TStE420 TM	-	-	-	-
-	Q460	-	S460M	StE460 TM	-	Fe E 460 kg TM	-	-
-	Q460	-	S460ML	TStE460 TM	-	Fe E 460 KT TM	-	-
1.0345	20G	-	P235GH	HI	A 37 CP	Fe 360 - 1KW	161 Gr. 360	-
164 Gr.360	-	-	A37 RCI	A 285 Gr. C	-	-	-	-
A414 Gr.C A516 Gr.55	-	-	SPV24	-	-	-	-	-
1.0425	20G	A414 Gr.E A516 Gr.60	P265GH	HII	A 42 CP	Fe 410 - 1KW	161 Gr. 400 / 164 Gr. 400 / 224 Gr. 400	-
1.0481		A414 Gr.F A516 Gr.65	P295GH	17 mn 4	A 48 CP	Fe 460 - 1KW	224 Gr. 490	SPV 32
1.0473	20G	A414 Gr.G	P355GH	19 mn 6	A 52 CP	Fe 510 - 1KW	-	SPV 36
1.5415	16Mo	A204 Gr.B	16mo3	15 mo 3	15 D3	15 mo 3	1503 - 243 B	-
1.7335	15CrMo	A387 Gr.12	13CrMo4-5	13CrMo 4 4	15 CD 4-05	14 CrMo 4.5	620 Gr. 27	-
1.738	12Cr2Mo1	A387 Gr.22	10CrMo9-10	10CrMo 9 10	10 CD 9.10	-	622 Gr. 31	-
1.7383	-	-	11CrMo9-10	-	-	12 CrMO 9.10	-	-
1.8818	-	-	S275M	StE 275 TM	-	Fe E 275 kgTM	-	-
1.8819	-	-	S275ML	TStE 275 TM	-	Fe E 275 KTTM	-	-
1.8823	-	A572 Gr.C	S355M	StE 355 TM	E 355 R	Fe E 355 kgTM	-	-
1.8834	-	A633 Gr.C	S355ML	TStE 355 TM	E 355 FP	Fe E 355 KTTM	50 EE	-
1.8825	-	A572 Gr.60	S420M	StE 420 TM	E 420 R	-	-	-
1.8836	-	A633 Gr.E	S420ML	TStE 420 TM	E 420 FP	-	-	-
1.8827	-	A572 Gr.65	S460M	StE 460 TM	E 460 R	Fe E 460 kgTM	-	-
1.8838	-	A572 Gr.65	S460ML	TStE 460 TM	E 460 FP	Fe E 460 kgTM	55 EE	-
1.049	-	A572 Gr.42	S275N	StE 285	-	Fe E 275 kgN	-	-
1.0491	-	A633 Gr.A	S275NL	TStE 285	-	Fe E 275 KTN	43 EE	-
1.0545	-	A572 Gr.50	S355N	StE 355	E 355 R	Fe E 355 kgN	50 E	-
1.0546	-	A633 Gr.C,D	S355NL	TStE 355	E 355 FP	Fe E 355 KTN	50 EE	-
A537 CI.1	-	-	-	-	-	-	-	-
1.8902	-	A255 Gr.D	S420N	StE 420	E 420 R	Fe E 420 kgN	-	SM 490 A
1.8912	-	A633 Gr.E A572 Gr.60 A738 Gr.C	S420NL	TStE 420	E 420 FP	-	50 F	-
1.0035	Q235	A283 B	S185	St 33	A 33	Fe 320	-	-
A569 CQ	-	-	SS330	-	-	-	-	-
1.0037	Q235	A283 C	S235JR	St 37-2	E 24-2	Fe 360 B	40 A	-
A570 Gr.33	-	-	-	-	-	-	-	-
1.0038	-	-	S235JR	RSt 37-2	E 24-2 NE	-	40 B	-
1.0116	-	-	S235J2+N	St 37-3 N	E 24-4	Fe 360 D	40 D	-
1.0117	-	-	S235J2	-	-	-	-	-
1.0044	Q235	A283 D	S275JR	St 44-2	E 28-2	Fe 430 B	43 B	-
A36	-	-	SS400	-	-	-	-	-
1.0143	-	A578 Gr.70	S275J0	St 44-3 U	E 28-3	Fe 430 C	43 C	-
1.0144	-	A633 Gr.A	S275J2+N	St 44-3 N	E 28-4	Fe 430 D	43 D	-
1.0145	-	-	S275J2	-	-	-	-	-
1.0045	-	A572 Gr.50 A678 Gr.A	S355JR	-	E 36-2	Fe 510 B	50 B	SS 490
1.0553	-	A441	S355J0	St 52-3 U	E 36-3	Fe 510 C	50 C	-
1.057	-	-	S355J2+N	St 52-3 N	-	Fe 510 D	50 D	-
1.0577	-	-	S355J2	-	-	-	-	-
1.0595	-	-	S355K2+N	-	E 36-4	-	50 DD	-
1.0596	-	-	S355K2	-	-	-	-	-
1.005	-	-	E295	St 50-2	A 50-2	Fe 490	-	SS 500
1.006	-	-	E335	St 60-2	A 60-2	Fe 590	-	-
1.007	-	-	E360	St 70-2	A 70-2	Fe 690	-	-
1.0501	-	1035	C35	C 35	AF55-C35	C 35	070 M 36	S 35 C
1.0511	-	1038 / 1040	C40	C 40	AF60-C45	C 40	070 M 40	S 40 C
1.0503	-	1042 / 1045	C45	C 45	AF65-C45	C 45	070 M 46	S 45 C
1.054	-	1049 / 1050	C50	C 50	-	-	070 M 50	S 50 C
1.0535	-	1055	C55	C 55	AF70-C55	C 55	070 M 55	S 55 C
1.0601	-	1060	C60	C 60	-	-	070 M 60	S 58 C
1.0603	-	1070	1 C 67	C 67	xC 68	C 67	080A67	-
1.0605	-	1074	1 C 75	C 75	xC 75	C 75	080A72	-
E295	-	-	Fe 490-2	St 50-2	A 60-2	Fe 490	-	SS 500
E335	-	-	Fe 590-2	St 60-2	A 60-2	Fe 590	-	-
E360	-	-	Fe 690-2	St 70-2	A 70-2	Fe 690	-	-

Quality inspection

PACKAGING

Excellent package: Anti-water paper and plastic film+covered by iron sheet+ strapped with min three strappingstrips+fixed on the iron or wooden pallets by strapping stripslt can effectively pratect products from corrosion andvarious climate changes during ocean transportation.

We have long-term cooperation with many experiericed shipping companies, and we will find the most suitable transportation method for you.

FAQ

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Q1:How to choose the best metal material supplier in China?

A1:Your metal material supplier should provide you with the best solution in a timely manner.

They should provide competitive prices and high-quality services to support your project

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Q2:What is the minimum order quantity for steel?

A2:If samples are in stock, the minimum order quantity will be even less. Customization for small sizes is also possible.
For custom orders, the minimum trial order quantity is 100 kilograms.

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Q3:How to ensure the quality of metal materials?

A3:According to customer requirements, we ensure that the testing meets international standards and provide material certificates.

We have advanced testing equipment to analyze the metal composition and ensure the high quality of finished metal materials.

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Q4:Can you help us provide samples?

A4:We have a large inventory of high-quality metal materials. If the sample you requested is the same in our inventory, we will deliver it free of charge through international express delivery.

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Q5:How To Avoid The Damage Of Goods During Shipment?

A5:Checking and packaging your goods well before shipment.
Do reinforce your goods well in the container.
Discussing with our shipping agent and loading a reasonable amount of goods in the container.

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Q6:What documents and certificates can you provide?

A6:We can provide all the documents required for customs clearance and registration (MSDS, product formulations, COA, assessment reports, etc.). Free trade certificates, SGS,ISO9001 FDA certification, etc. are not a problem. Please feel free to contact us.

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Q7:Can we visit the source factory ourselves?

A7:Of course, before placing an order, we can provide a detailed description of the factory's production environment. During the product production process, we have dedicated personnel to supervise the production process and issue product inspection reports. If you need to visit the factory in person, we will provide reception services, but you need to sign the order commission agreement in advance.

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