冷变形和固溶温度对HR3C钢中σ相析出行为的影响

冷变形和固溶温度对HR3C钢中σ相析出行为的影响

曹铁山, 赵津艺, 程从前, 孟宪明, 赵杰

Effect of Cold Deformation and Solid Solution Temperature on σ-phase Precipitation Behavior in HR3C Heat Resistant Steel

CAO Tieshan, ZHAO Jinyi, CHENG Congqian, MENG Xianming, ZHAO Jie

表1 由

l n (l n (\frac{1}{1 - y}))

l n t

线性关系得到的Avrami方程中参数b和n

Table 1 Parameters b and n in Avrami equation obtained from

l n (l n (\frac{1}{1 - y}))

l n t

linear relationship

Deformation state	Solution temperature	Ageing temperature	b	n
	℃	℃
As received	1093	750	$9.654 \times 10^{- 7}$	1.787
50%	1093	700	$3.860 \times 10^{- 8}$	2.598
50%	1093	750	$6.808 \times 10^{- 7}$	2.313
8%	1093	700	$2.024 \times 10^{- 21}$	5.816
8%	1093	750	$1.129 \times 10^{- 9}$	2.600
8%	1143	750	$1.557 \times 10^{- 19}$	5.369