潁璋 Cold Bending 園地
針對 ASTM A312 3xx系列 在 3D/5D冷作彎管後微觀組織演變、硬度極限與ASME B31.1/B31.3 階梯式熱處理規範之冶金分析 (Metallurgical Analysis of Microstructural Evolution and Hardness Limits in Cold-Bent (3D/5D) ASTM A312 3xx Series Pipes, with Reference to ASME B31.1/B31.3 Graduated Heat Treatment Specifications)
一、 產業背景與承壓管線工程之冶金挑戰 在現代石化
2026-04-04
探討 ASTM A335 P91 在 ASME B31.1 與 B31.3 規範下的設計強度與安全裕度差異：低溫分歧、高溫收斂現象及 2024/2026 年版 B31J 強制導入之影響(Investigation into the Design Strength and Safety Margin Discrepancies of ASTM A335 P91 under ASME B31.1 and B31.3: Low-Temperature Divergence, High-Temperature Convergence, and the Impact of Mandatory B31J Integration in the 2024/2026 Editions)
一、緒論:現代壓力管線規範之熱力學背景與風險哲學基
2026-04-02
針對 P91 (9Cr-1Mo-V) 在 3D/5D冷作彎管後微觀組織演變、硬度極限與2026 ASME B31.1/B31.3 階梯式熱處理規範之冶金分析(Metallurgical Analysis of Microstructural Evolution, Hardness Limits, and Stepped Post-Bending Heat Treatment (PBHT) Protocols for P91 (9Cr-1Mo-V) 3D/5D Cold-Bent Pipes under 2026 ASME B31.1/B31.3 Standards)
摘要 在現代超超臨界（Ultra-Supercri
2026-04-02