Microhardness changes gradient of the duplex stainless steel (DSS) surface layer after dry turning

Microhardness changes gradient of the duplex stainless steel (DSS) surface layer after dry turning

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The article presents the gradient of microhardness changes as a function of the distance from the material caruso milk thistle surface after turning with a wedge provided with a coating with a ceramic intermediate layer.The investigation comprised the influence of cutting speed on surface 2000 bmw 528i front bumper integrity microhardness in dry machining.The tested material was duplex stainless steel (DSS) with two-phase, ferritic-austenitic structure.The tests have been performed under production conditions during machining of parts for electric motors and deep-well pumps.