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Carbon steel bar is a kind of general-purpose steel bar that offers excellent formability and weldability, being used in a wide variety of applications including auto manufacturing, shipbuilding, aerospace industry, petrochemical plants, auto-power and wind-engine, metallurgical machinery, precision tools, etc.
A36 is an American standard specified in ASTM A36. This standard is applicable to riveted, bolted and welded structures for bridges and construction, as well as to carbon steel sections, plates and rods for general purpose structural steels. A36 is the most common used hot-rolled carbon constructional steel. It has a minimum yield strength of 36k psi and easily welding.
GRADE
| AISI | AISI 1008 AISI 1015 AISI 1017 AISI 1021 AISI 1025 AISI 1026 AISI 1035 AISI 1045 AISI 1050 AISI 1055 |
| ASTM | SAE 1006 SAE 1008 SAE 1010 SAE 1020 SAE 1030 SAE 1030 SAE 1035 SAE 1040 SAE 1045 |
| JIS | SCM415 SCM420 SCM440 SS400 S45C S20C |
| GB | Q195 Q215 Q235 |
EQUIVALENT GRADE OF ASTM A36
Europe EN 10025-2 | Germany DIN 17100 | China GB 700 | Japan JIS G3101 |
| S235JR | ST37-2 | Q235B | SS400 |
CHEMICAL COMPOSITION
| Element | Carbon,C | Iron,Fe | Manganese,Mn | Ohosphorous,P | Sulfur,S |
| A36 | 0.25~0.290% | 98.0% | 1.03% | 0.040% | 0.050% |
HEAT TREATMENT
It can be heat treated at the following temperatures:
