Wear Characteristics of the Material Specimen and Method of Predicting Wear in Floating Spline Couplings of Aero-Engine

Table 3

Materials and testing conditions.

Testing couple	Pin (3)		Plate (1)		Load/N	Speed/r·min^−1
	Material	Treatment	Material	Treatment
1	18CrNi4A	Carburization	18CrNi4A	Nontreatment	100	200
2	18CrNi4A	Nontreatment	18CrNi4A	Nontreatment	100	200
3	18CrNi4A	Carburization	32Cr3MoVA	Nontreatment	100	200
4	18CrNi4A	Nontreatment	32Cr3MoVA	Nontreatment	100	200
5	18CrNi4A	Carburization	18CrNi4A	Carburization	100	200
6	18CrNi4A	Carburization	18CrNi4A	Carburization	100	200
7	18CrNi4A	Carburization	32Cr3MoVA	Nitridation	100	200
8	18CrNi4A	Carburization	32Cr3MoVA	Nitridation	100	200
9	18CrNi4A	Carburization	18CrNi4A	Carburization	50	200
10	18CrNi4A	Carburization	18CrNi4A	Carburization	120	200
11	18CrNi4A	Carburization	18CrNi4A	Carburization	150	200
12	18CrNi4A	Carburization	18CrNi4A	Carburization	100	150
13	18CrNi4A	Carburization	18CrNi4A	Carburization	100	260
14	18CrNi4A	Carburization	18CrNi4A	Carburization	100	360

Note: the superscript “” denotes that the material is silvered on the carburization or nitridation layers.