Chinese Journal of Mechanical Engineering

Table 4 Average grain sizes of MDRX

From: Numerical Simulation and Experimental Research on Microstructural Evolution During Compact Hot Extrusion of Heavy Caliber Thick-Wall Pipe

Deformation conditions	d₀ (μm)	d_MDRX (μm)
1200 °C—0.05 s⁻¹—33%	123	27.4
1150 °C—0.01 s⁻¹—33%	103	23.2
1150 °C—0.05 s⁻¹—33%	103	20.9
1150 °C—0.1 s⁻¹—33%	103	14.7
1150 °C—0.05 s⁻¹—26%	103	24.6
1150 °C—0.05 s⁻¹—40%	103	19.1
1100 °C—0.05 s⁻¹—33%	89	14.1
1050 °C—0.05 s⁻¹—33%	80	12
1150 °C—0.5 s⁻¹—33%	103	11.3

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