45# Steel Round Bars

We are offering 45# steel round bars. commonly used in carbon quenched and tempered steel. The cold plastic steel, annealing, normalizing is slightly better than the quenched and tempered, has high strength and good workability, cutting can be obtained after proper heat plasticity and tenacity, resistance to wear, material source and convenient. Suitable for hydrogen gas welding and argon arc welding, is not very suitable for welding. Need to preheat before welding, after welding should be to stress relieving.