Nestled in the heart of Kinshasa, Sadiki Metals stands as a trusted partner for industry, proudly manufacturing and supplying the essential materials that drive progress. Our Carbon Steel Spring Bar Rod is a testament to this commitment, crafted with precision to meet the rigorous demands of local and regional projects. We understand that the backbone of any great construction or fabrication lies in the quality of its core components, and this rod is a prime example of the reliable strength we deliver.
This particular rod is defined by its carefully balanced composition, primarily iron and carbon, with trace elements that enhance its performance. The result is a material celebrated for its impressive mechanical properties, including a high yield strength that allows it to withstand significant stress without deforming permanently. It also possesses excellent toughness and durability, meaning it can absorb energy and resist shock loading, making it a dependable choice for challenging applications.
|
Steel Grade |
C |
Mn |
Si |
P |
S |
Cr |
Ni |
B |
Cu |
Mo |
V |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
55 |
0.52-0.60 |
0.50-0.80 |
0.17-0.37 |
0.035 max |
0.035 max |
0.25 max |
0.30 max |
/ |
0.25 max |
/ |
/ |
|
65 |
0.62-0.70 |
0.50-0.80 |
0.17-0.37 |
0.035 max |
0.035 max |
0.25 max |
0.25 max |
/ |
0.25 max |
/ |
/ |
|
70 |
0.62-0.75 |
0.50-0.80 |
0.17-0.37 |
0.035 max |
0.035 max |
0.25 max |
0.25 max |
/ |
0.25 max |
/ |
/ |
|
75 |
0.72-0.80 |
0.50-0.80 |
0.17-0.37 |
0.035 max |
0.035 max |
0.25 max |
0.30 max |
/ |
0.25 max |
/ |
/ |
|
85 |
0.95-1.04 |
0.40 max |
0.35 max |
0.025 max |
0.025 max |
/ |
/ |
/ |
/ |
/ |
/ |
|
65Mn |
0.62-0.70 |
0.90-1.20 |
0.17-0.37 |
0.035 max |
0.035 max |
0.25 max |
0.25 max |
/ |
0.25 max |
/ |
/ |
|
60Si2Mn |
0.56-0.64 |
0.70-1.00 |
1.50-2.00 |
0.035 max |
0.035 max |
0.35 max |
0.25 max |
/ |
0.25 max |
/ |
/ |
|
50CrVA |
0.46-0.54 |
0.50-0.80 |
0.17-0.37 |
0.025 max |
0.025 max |
0.80-1.10 |
0.35 max |
/ |
0.25 max |
/ |
0.10-0.20 |
|
55SiCrA |
0.51-0.59 |
0.50-0.80 |
1.20-1.60 |
0.025 max |
0.025 max |
0.50-0.80 |
0.35 max |
/ |
0.25 max |
/ |
/ |
|
60Si2CrA |
0.56-0.64 |
0.40-0.70 |
1.40-1.80 |
0.025 max |
0.025 max |
0.70-1.00 |
0.35 max |
/ |
0.25 max |
/ |
/ |
|
Steel Grade |
Tensile Strength Rm (Mpa) |
Yield Strength Rp0.2 (Mpa) |
Elongation A5 (%) |
Area Reduction Ratio C (%) |
|---|---|---|---|---|
|
65 |
980 min |
785 min |
9 min |
35 min |
|
70 |
1030 min |
835 min |
8 min |
30 min |
|
85 |
1130 min |
980 min |
6 min |
30 min |
|
65Mn |
980 min |
785 min |
8 min |
30 min |
|
60Si2Mn |
1275 min |
1180 min |
5 min |
25 min |
|
50CrVA |
1275 min |
1130 min |
10 min |
40 min |
|
55SiCrA |
1450-1750 |
1300 min |
6 min |
25 min |
|
60Si2CrA |
1765 min |
1570 min |
6 min |
20 min |
When selecting carbon steel spring bars, consider factors like the required strength, durability, and fatigue resistance for the specific application. Also, evaluate the environment's corrosion potential and the bar's ability to retain spring properties over time.
Carbon steel spring bars are generally not suitable for cryogenic applications due to their reduced toughness and brittleness at extremely low temperatures. Materials like stainless steel or special alloys are preferred for such conditions.
Carbon steel spring rods are available in various sizes, typically ranging from 1/4 inch to several inches in diameter, with lengths varying based on application requirements. Custom sizes can be manufactured to meet specific load, stress, or design needs.
Because of this unique combination of strength and resilience, our Carbon Steel Spring Bar Rod finds its purpose in a wide array of critical uses. It is the unseen hero in the construction industry, providing reinforcement for concrete structures, and is equally vital in manufacturing for creating durable springs, fasteners, and various machine components. From agricultural tools to mining equipment, this versatile rod provides the skeletal framework for countless projects that shape our everyday environment, offering a foundation of unwavering reliability.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sadiki Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Kinshasa, Congo
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