Additive Manufacturing of Cobalt-Based Dental Alloys: Analysis of Microstructure and Physicomechanical Properties

Table 1

Tensile properties of Co-Cr-Mo and Co-Cr-W.

Alloy, condition, and inclination (Φ)	Young’s modulus E (GPa)		Yield strength RP0.2 (MPa)		Elongation at failure At (%)		Ultimate tensile strength Rm (MPa)
	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Co-Cr-Mo 0°_AB	98.38	17.01	702	15.4	5.7	1.04	923	32.4
Co-Cr-Mo 0°_HT	156.48	19.50	819	29.1	13.3	2.32	1097	21.6
Co-Cr-Mo 30°_AB	105.32	19.39	783	23.7	6.7	1.94	1102	45.2
Co-Cr-Mo 30°_HT	149.73	6.29	1002	41.1	8.3	0.81	1262	14.1
Co-Cr-Mo 60°_AB	112.11	58.51	696	34.3	7.5	2.10	1012	24.0
Co-Cr-Mo 60°_HT	105.67	13.18	808	37.8	9.4	1.32	1054	20.9
Co-Cr-Mo 90°_AB	100.21	6.95	674	9.0	14.8	1.62	1033	12.4
Co-Cr-Mo 90°_HT	164.54	15.10	757	7.2	16.7	1.51	1052	6.3
Co-Cr-W 0°_AB	183.44	15.58	917	9.9	11.1	1.14	1263	8.6
Co-Cr-W 0°_HT	216.32	21.99	655	26.6	15.0	1.54	1111	8.9
Co-Cr-W 30°_AB	147.50	20.57	965	5.9	10.4	1.31	1272	10.3
Co-Cr-W 30°_HT	186.96	7.90	651	4.9	15.5	1.04	1127	12.3
Co-Cr-W 60°_AB	167.17	26.23	845	11.1	17.1	1.35	1247	6.1
Co-Cr-W 60°_HT	214.51	29.25	669	20.0	18.0	2.90	1162	13.4
Co-Cr-W 90°_AB	138.55	6.93	755	8.7	24.3	0.70	1188	6.3
Co-Cr-W 90°_HT	202.35	22.08	658	7.1	16.9	1.51	1108	10.9