Influence of Heat Treatment on Residual Stress in Cold-Forged Parts

Table 2

Design of the experiments.

		Measurement position
		P1			P2			P3
		Rep. 1	Rep. 2	Rep. 3	Rep. 1	Rep. 2	Rep. 3	Rep. 1	Rep. 2	Rep. 3
Condition	A1	X	X	X	X	X	X	X	X	X
	A2	X	X	X	X	X	X	X	X	X
	A3	X	X	X	X	X	X	X	X	X
	A4	X	X	X	X	X	X	X	X	X
	A5	X	X	X	X	X	X	X	X	X
	A6	X	X	X	X	X	X	X	X	X