Al Summan Metals, a top manufacturer and supplier based in Dubai, UAE, is renowned for producing high-quality C45 Round Bars that are prized for their strength, durability, and precision. Through advanced manufacturing methods and strict quality control, Al Summan Metals ensures that every C45 Round Bar meets international standards and delivers dependable performance in demanding industrial environments. Offering remarkable hardness, tensile strength, and wear resistance, C45 Round Bars are ideal for the mechanical, automotive, and construction industries. Al Summan Metals provides precision-engineered steel solutions that combine toughness, machinability, and durable performance, making them a preferred choice for essential engineering and manufacturing requirements.
C45 Round Bars are produced from medium-carbon steel, with roughly 0.42–0.50% carbon, 0.50–0.80% manganese, together with small quantities of phosphorus and sulfur. This distinctive combination achieves a great balance among strength, hardness, and toughness. From a mechanical standpoint, C45 steel features a tensile strength of about 600–700 MPa and a yield strength of 355–450 MPa. It likewise provides good machinability, moderate ductility, and outstanding wear resistance, with the possibility of heat treatment to enhance hardness and mechanical performance in demanding conditions.
|
Variant |
Cast |
Weldability |
C % |
Si % |
Mn % |
P % |
S % |
Cr % |
Ni % |
Mo % |
V % |
Ti % |
Cu % |
Al % |
DI % |
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
SB8673 |
CC |
CEV 0.71max |
Min |
0.46 |
0.15 |
0.70 |
– |
0.020 |
0.25 |
0.10 |
– |
– |
– |
– |
0.020 |
1.70 |
|
Pcm 0.55max |
Max |
0.49 |
0.35 |
0.80 |
0.020 |
0.035 |
0.30 |
0.20 |
– |
– |
– |
0.25 |
0.040 |
2.00 |
||
|
SB1672 |
CC |
CEV 0.72max |
Min |
0.42 |
0.10 |
0.50 |
– |
0.020 |
– |
– |
– |
– |
– |
– |
– |
1.10 |
|
Pcm 0.55max |
Max |
0.50 |
0.40 |
0.90 |
0.045 |
0.045 |
0.40 |
0.40 |
0.10 |
– |
– |
– |
– |
1.80 |
||
|
SB1671 |
CC |
CEV 0.58max |
Min |
0.42 |
0.15 |
0.50 |
– |
0.035 |
– |
– |
– |
– |
– |
– |
– |
1.20 |
|
Pcm 0.51max |
Max |
0.50 |
0.40 |
0.80 |
0.045 |
0.050 |
– |
– |
– |
– |
– |
– |
– |
1.60 |
||
|
5081, Imatra 4 M |
CC |
CEV 0.72max |
Min |
0.42 |
0.10 |
0.50 |
– |
0.020 |
– |
– |
– |
– |
– |
– |
– |
1.10 |
|
Pcm 0.55max |
Max |
0.50 |
0.40 |
0.90 |
0.030 |
0.035 |
0.40 |
0.40 |
0.10 |
– |
– |
– |
– |
1.80 |
||
|
5155 |
CC |
CEV 0.72max |
Min |
0.44 |
0.10 |
0.50 |
– |
– |
– |
– |
– |
– |
– |
– |
– |
1.10 |
|
Pcm 0.55max |
Max |
0.49 |
0.40 |
0.80 |
0.030 |
0.025 |
0.40 |
0.40 |
0.10 |
– |
– |
– |
– |
1.80 |
||
|
047A |
IC |
CEV 0.76max |
Min |
0.46 |
0.15 |
0.50 |
– |
0.020 |
– |
– |
– |
– |
– |
– |
0.015 |
– |
|
Pcm 0.6max |
Max |
0.50 |
0.40 |
0.80 |
0.030 |
0.030 |
0.25 |
0.25 |
0.10 |
0.100 |
0.005 |
0.25 |
0.030 |
– |
||
|
C45 EN 10083-2:2006 |
Std |
CEV 0.68max |
Min |
0.42 |
– |
0.50 |
– |
– |
– |
– |
– |
– |
– |
– |
– |
– |
|
Pcm 0.55max |
Max |
0.50 |
0.40 |
0.80 |
0.045 |
0.045 |
0.40 |
0.40 |
– |
– |
– |
– |
– |
– |
||
|
C45R EN10083-2:2006 |
Std |
CEV 0.65max |
Min |
0.42 |
– |
0.50 |
– |
0.020 |
– |
– |
– |
– |
– |
– |
– |
– |
|
Pcm 0.53max |
Max |
0.50 |
0.40 |
0.80 |
0.030 |
0.040 |
0.40 |
0.40 |
– |
– |
– |
– |
– |
– |
||
|
C45E EN 10083-2:2006 |
Std |
CEV 0.71max |
Min |
0.42 |
– |
0.50 |
– |
– |
– |
– |
– |
– |
– |
– |
– |
– |
|
Pcm 0.55max |
Max |
0.50 |
0.40 |
0.80 |
0.030 |
0.035 |
0.40 |
0.10 |
– |
– |
– |
– |
– |
– |
|
Diameter d (mm) |
Thickness t (mm) |
0.2 % proof stress (N/mm2) |
Tensile strength (N/mm2) |
Elongation A5 (%) |
Reduction Z (%) |
|
<16 |
<8 |
min. 490 |
700-850 |
min. 14 |
min. 35 |
|
<17-40 |
<8<=20 |
min. 430 |
650-800 |
min. 16 |
min. 40 |
|
<41-100 |
<20<=60 |
min. 370 |
630-780 |
min. 17 |
min. 45 |
USA | Germany | China | Japan | France | England | Italy | Poland | ISO | Austria | Sweden | Spain |
ASTM/AISI/ UNS/SAE | DIN,WN-r | GB | JIS | AFNOR | BS | UNI | PN | ISO | ONORM | SS | UNE |
1045 G10450 | C45/Ck45/1.1191/C45 | 45# | S45C | C45E Ck45 | C40E 080M466 | 1660 |
Yes, C45 Round Bar can be recycled and reused without sacrificing its core properties.
C45 Round Bar does not carry a specific pressure rating, since it is used mainly for mechanical and structural applications rather than pressure-bearing components.
Yes, C45 Round Bar may need corrosion protection coatings when subjected to harsh environmental conditions in order to prevent rust and degradation.
These C45 Round Bars are extensively used throughout the automotive, machinery, and general engineering industries, owing to their exceptional mechanical properties and versatility. You’ll encounter them in applications such as shafts, gears, bolts, axles, crankshafts, studs, and pins, where strength and durability are essential. They also serve a purpose in construction equipment, agricultural machinery, and forging operations, benefiting from their excellent response to heat treatment. C45 Round Bars provide reliable performance even under high stress and fatigue, making them well suited for producing precision-engineered components that demand wear resistance, toughness, and long-lasting operational efficiency.






We provide products supplied with both mill test certificates and third-party test certificates, guaranteeing the highest standards of quality and compliance.
Al Summan Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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