Research Article

Plastic Constitutive Model and Analysis of Flow Stress of 40Cr Quenched and Tempered Steel

Figure 1

Schematic of compression split-Hopkinson pressure bar. Outlet valve; inlet valve; back air chamber; front air chamber; strike bar; incident bar; reaction mass; heating furnace and thermal couple; specimen; transmitted bar; absorption; driver; support; air pipe; and plunger.
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