SAE 1045 / C45 /En8 Hot Rolled Carbon Steel Round Bar

• 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: Hot Rolled Black Surface
• Alloy: Alloy
• Model NO.: Steel Round Bar
• Special Use: Mold Steel, Free Cutting Steel, Cold Heading Steel
• Stocks or Not: Enough Stocks of 20mm -200mm
• Available Size: 12mm to 310mm
• Transport Package: Bundle, Weight 2-3tons
• Specification: M12-M310
• Trademark: Laiwu Xincheng
• Origin: China
• HS Code: 72283090
• Production Capacity: 3000tons/Month

Product Description

SAE 1045 / C45 /EN8 Hot rolled Carbon Steel Round Bar

 

Sizes
Diameter				16-320mm
Length				can be required
Steel grade					Chemical Composition(%)
China	America	Germany	Japan	C	Si	Mn	Cr	P/S
45B	AISI1045B	C45B	S45CB	0.42-0.50	0.17-0.37	0.5-0.8	≤0.25	≤0.35
Machanical property
Tensile strength		Yild strength		Elongation		reduction of area
Min (%)		Min (%)		Min (%)		Min (%)
Mpa		Mpa		Mpa		Mpa
600.00		355.00		16.00		39.00

 

 

Quality control

1).Gas content requirements : O2 - <20 ppm  H2 - <2 ppm   N2- <100 ppm
2).UT test: Class C/c or better
3).Grain Size: ASTM 5-8
4)Macro Etch: Not more than Grade 2 (C2R2S2)                                          
5)Processing Line:Blast Furnace/Electric Arc Furnace  LRF  VD  Continuous Caster  Hot Rolling     6)High degree of purity,homogenous structure, impacting ductility

 

diameter (mm)	weight(kg/m)	diameter(mm)	weight(kg/m)	diameter(mm)	weight(kg/m)	diameter(mm0	weight(kg/m)
8	0.399	38	8.996	100	62.3	180	201.852
10	0.623	40	9.968	105	68.686	185	215.626
12	0.897	42	10.99	110	75.383	190	224.903
14	1.221	45	12.616	115	82.392	195	236.896
15	1.402	48	14.354	120	89.712	200	249.2
16	1.595	50	15.575	125	97.344	210	274.743
18	2.019	55	18.846	130	105.287	220	301.532
20	2.492	60	22.428	135	113.542	230	329.576
22	3.015	65	26.322	140	122.108	240	358.848
24	3.588	70	30.527	145	130.986	250	389.375
25	3.894	75	35.044	150	140.175	260	421.148
28	4.884	80	39.872	155	149.676	270	454.167
30	5.607	85	45.012	160	159.488	280	488.432
32	6.380	90	50.463	165	169.612	300	555.3
35	7.632	95	56.226	170	180.047	310	592.937