Carbon Steel Round Bar and Chrome Plated Round Bar in Stock

• Type: Carbon Steel Bar
• Standard: AISI, ASTM, GB, JIS, DIN, BS
• Technique: Hot Rolled
• Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar
• Surface Treatment: Polished
• Alloy: Non-alloy
• Model NO.: A36, A53, ASTM A106, JIS S400Q235B, Q235C, Q235D,
• Special Use: Mold Steel, Free Cutting Steel, Cold Heading Steel
• Diameter: 6mm-1200mm
• Ordinary Carbon Steel Rods: Q195, Q235, Q215, 20#, 45#, etc
• Alloy Structural Steel Rod: 20cr, 40cr, 07mncrmov, 12crmov, etc
• Tool Steel Rod: T7, T8, T10, T12, 65mn, etc
• Stainless Steel Rod: SUS201, SUS304, SUS316, SUS416, etc
• Spring Steel Rod: 55crmna, 60si2mna, 50CRV, 50crva, etc
• Bearing Steel Rod: Gcr15, Gcr9simn, etc
• Transport Package: Standard Sea Shipping Package
• Specification: As customer Request
• Trademark: Chuangxian
• Origin: Shandong China
• HS Code: 7215500000
• Production Capacity: 100000tons/ Month

Product Description

Product Description

Product Name	carbon steel round bar
Outer Diameter	6mm-1020mm, or as per requirements
Length	500mm-6000mmor as customer request
Standard	ASME, ASTM, EN, BS, GB, DIN, JIS, etc
Low alloy high strength structure steel	Q295, Q345, Q390, Q420, Q460
Prime Carbon structure steel	10#, 20#, 35#, 45#, 60#, 20Mn, 65Mn, B2, B3, JM20, SH45,S45C, C45 1015 1020 1025 1030 1035 1045 1050
Alloy structure steel	30Mn2, 40Mn2, 27SiMn, 42Crmo,20Cr, 40Cr, 20CrMo, 35CrMo, 20CrMnTi, 30CrMnTi,20MnVB, 20MnTiB, 20CrNiMo, Q345B, 35MnBM,40MnB,36Mn2V, 45MnV,
Spring Steel	65Mn, 60Si2Mn, 50CrVA
Bearing Steel	GCr15, GCr15GD,55SiMoV
Structural steels subject to end-quench hardenability requirements	20CrMnTi, 30CrMnTi, 20Cr, 40Cr, 30CrMo, 42CrMoA, 27SiMn, 40Mn2H, 20CrNiMo, 40Mn2, q345b, 35MnBM, 40MnB,45MnV.
Oil wells structural steel	37Mn5, 36Mn2V
Marine anchor chain steel	CM490, CM690, M30Mn2
Lead Time	A.7 days if this goods is stock goods.B.20 days if this goods will be produced after order
Payment Terms	30% T/T in advance as deposit,70% balance against the B/L copy or 100% irrevocable L/C at sight
Remark	Specific requirement of alloy grade,temper or specification can be discussed at your request

Detailed Photos

Round steel diameter specification table
Diameter d(or side length a)/mm	Precision class			Section area/cm²		Theoretical mass (kg/m)
	1 group	2 groups	3 groups
				Round steel	square steel	Round steel	square steel
	Allowable deviation/mm
5.5	±0.20	±0.30	±0.40	0.2375	0.3	0.186	0.237
6				0.2827	0.36	0.222	0.283
6.5				0.3318	0.42	0.26	0.332
7				0.3848	0.49	0.302	0.385
8	±0.25	±0.35	±0.40	0.5077	0.64	0.395	0.502
9				0.6362	0.81	0.499	0.636
10				0.7854	1	0.617	0.785
*11				0.9503	1.21	0.746	0.95
12				1.131	1.44	0.888	1.13
13				1.327	1.69	1.04	1.33
14				1.539	1.96	1.21	1.54
15				1.767	2.25	1.39	1.77
16				2.011	2.56	1.58	2.01
17				2.27	2.89	1.78	2.27
18				2.545	3.24	2	2.54
19				2.835	3.61	2.23	2.83
20				3.142	4	2.47	3.14
21	±. 30	±. 40	±. 50	3.464	4.41	2.72	3.46
22				3.801	4.84	2.98	3.8
*23				4.155	5.29	3.26	4.15
24				4.524	5.76	3.55	4.52
25				4.909	6.25	3.85	4.91
26				5.309	6.76	4.17	5.31
*27				5.726	7.29	4.49	5.72
28				6.158	7.84	4.83	6.15
*29				6.605	8.41	5.18	6.6
30				7.069	9	5.55	7.06
*31	±0.40	±0.50	±0.60	7.548	9.61	5.93	7.54
32				8.042	10.24	6.31	8.04
*33				8.553	10.89	6.71	8.55
34				9.097	11.56	7.13	9.07
*35				9.621	12.25	7.55	9.62
36				10.18	12.96	7.99	10.2
38				11.34	14.44	8.9	11.3
40				12.57	16	9.86	12.6
42				13.85	17.64	10.9	13.8
45				15.9	20.25	12.5	15.9
48				18.1	23.04	14.2	18.1
50				19.64	25	15.4	19.6
53	±0.60	±. 70	±0.80	22.06	28.09	17.3	22..
*55				23.76	30.25	18.6	23.7
56				24.63	31.36	19.3	24.6
*58				26.42	33.64	20.7	26.4
60	±. 60	±. 70	±0.80	28.27	36	22.2	28.3
63				31.17	39.69	24.5	31.2
*65				33.18	42.25	26..	33.2
*68				36.32	46.24	28.5	36.3
70				38.48	49	30.2	38.5
75				44.18	56.25	34.7	44.2
80				50.27	64	39.5	50.2
85	±. 9	±1.0	±1.1	56.75	72.25	44.5	56.7
90				63.62	81	49.9	63.6
95				70.88	90.25	55.6	70.8
100				78.54	100	61.7	78.5
105				86.59	110.25	68	86.5
110				95.03	121	74.6	95
115	±1.2	±1.3	±1.4	103.82	132.26	81.5	104
120				113.1	144	88.8	113
125				122.72	156.25	96.3	123
130				132.73	169	104	133
140				153.94	196	121	154
150				176.72	225	139	177
160	-	-	±2.0	201.06	256	158	201
170				226.98	289	178	227
180				254.47	324	200	254
190				283.53	361	223	283
200	-	-	±2.5	314.16	400	247	314
220				380.13	-	298	-
250				490.88	-	385	-
Note:
1. The theoretical mass in the table is calculated based on the density of the steel being 7.85g/crn3.
2. The specifications marked with asterisks (*) in the table are not recommended.

Packaging & Shipping

Company Profile

Shandong Chuangxian New Materials Co., Ltd. is an import and export group company integrating production and sales. The company and its subsidiaries are equipped with a number of international advanced production lines. More than 10 years of experience in the steel industry. At the same time, the company's annual reserve of more than 100, 000 tons, to ensure short-term delivery.
Chuangxian brand is a Shandong trademark. The company and the group produce seamless steel pipe, cast iron pipe, steel bar, I steel, galvanized coil, corrugated board, stainless steel plate and other products. Production, inspection, service and management system with ISO9001: 2008 and ISO14001: 2004 dual certification guarantees. It is not only popular in the domestic market, but also exported to overseas markets. Products are exported to North America, South America, Africa, Southeast Asia, Europe, Oceania and other parts of the world.
We sincerely welcome customers at home and abroad to visit us, seek common development and create brilliant future together!

FAQ

1. Q: Are you a manufacturer?
A:Yes, we are manufacturers. We have our own factory and our own company. I believe we will be the
most suitable supplier for you.
2. Q: Can we visit your factory?
A: Sure, we welcome you to visit our factory , check our production lines and know more about our strength and quality.
3. Q: Do you have quality control system?
A: Yes, we have ISO, BV, MTC, certifications and our own quality control laboratory.Third party testing services are also
available
4. Q: Can you arrange the shipment for us?
A: Yes, we have designated sea freight and railway freight forwarders with decades of experiences and we get the best price with
earlist vessel and professional service.
5. Q: How long is your delivery time?
A: Generally it is 7days if we have the exact goods in our stock. If not, it will take around 15-20 days to get goods ready for
delivery.
6. Q: Can I get some samples?
A: We are glad to provide free samples to you, but we do not offer the freight.
7. Q: What is your after-sale service?
A: We provide after-sale service and offer 100% guarantee on our products.
8. Q: What is your MOQ?
A: 2 Ton