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1055 carbon steel is a high-quality carbon steel with carbon content: 0.55%. Easy to sand. After heat treatment, it can reach HRc57-60 hardness, good toughness, but not rust resistance. Suitable for making swords. Good performance and inexpensive
Q345B,Q345C,Q345D,Q345E,Q390,Q390B,Q390C,Q390D,Q390E,Q420,Q420B,Q420C,Q420DQ420E,Q460,Q460D,Q500C,Q500D,Q500E,Q550C,Q550D,Q550E,Q620C,Q620D,Q620E,Q690A,Q690B,Q690C,Q690D,Q690E,Q690D,Q690C,Q890C,Q890D
16Mo3,16MnL,16MnR ,16Mng,16MnDR
HG785D,S690QL,50MN
It is mainly used to make structural parts such as car girder, beam, transmission shaft and car chassis parts, which can reduce the weight of the parts.
Supply Form & Size
Form of Supply | Size(mm) | Length(mm) |
Round bar | 6.0mm-1200mm | 2.5m-10m |
Chemical Composition&Related Specifications
Grade | C | Si | Mn | P | S |
1055 | 0.5-0.6 | 0.17-0.37 | 0.60-0.90 | ≤0.04 | ≤0.05 |
Brand comparison table
AISI/SAE | DIN/EN | BS | JIS/KS | China |
1055 | C55(1.0535) | C55(1.0535) | S55C | 55# |