ASTM B891-B 891M-19 (2024) 装整体散热片的无缝和焊接钛钛合金冷凝器和热交换器规范
ASTM B891-B 891M-2024 Standard Specification for Seamless and Welded Titanium and Titanium Alloy Condenser and Heat Exchanger Tubes With Integral Fins 装整体散热片的无缝和焊接钛钛合金冷凝器和热交换器规范
2024-09-02
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