This project aims to study the microstructure. And the mechanical properties of the connection between the grades AISI 1050 carbon steel and low alloy grade AISI 4140 steel, castings, welding and coated with flux grade 308 L16, 309 L16 316 L16 and then the check. And analyze the microstructure And mechanical properties
test results. Found wire wrapped flux grade 308 L16 has a hardness of about 314.4 HV and 309 L16 has a hardness of about 313.7 HV, but wire 316 L16 has a hardness of about 200.9 HV and the monitoring and analysis of microstructures as well. The photos look as ferrite microstructure and Pearl Light area of the weld structure contains Austen scrapped and delta ferrite.
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