服役条件下镍基高温合金应力松弛微观机制
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Stress Relaxation Mechanism for Typical Nickel-Based Superalloys Under Service Condition
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图3. 应力松弛实验前后合金的典型显微组织 |
Fig.3. Typical microstructures and local magnifications (insets) of alloys before and after stress relaxation tests (b) GH4169 alloy after stress relaxation test at 650 ℃, 260 MPa (d) GH4738 alloy after stress relaxation test at 700 ℃, 510 MPa |
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