(重询)湖南石化酯化法环己酮工业装置工艺优化技术研究特材管件LK中石化湖南石油化工有限公司无缝弯头\90° DN40 SCH40S R=1.5D ASME B16.9 WPT2 ASTM B363无缝弯头\90° DN50 SCH10S R=1.5D ASME B16.9 WPT2 ASTM B363无缝弯头\90° DN25 SCH40S R=1.5D ASME B16.9 WPT2 ASTM B363无缝弯头\90° DN100 SCH10S R=1.5D ASME B16.9 WPT2 ASTM B363无缝弯头\90° DN20 SCH40S R=1.5D ASME B16.9 WPT2 ASTM B363无缝弯头\90° DN15 SCH40S R=1.5D ASME B16.9 WPT2 ASTM B363无缝弯头\90° DN80 SCH10S R=1.5D ASME B16.9 WPT2 ASTM B363无缝三通\DN40×DN40 SCH40S/SCH40S ASME B16.9 N10276 ASTM B366无缝三通\DN40×DN40 SCH40S/SCH40S ASME B16.9 N10276 ASTM B366无缝弯管\90° DN40Ⅰ SCH40S R=3D ASME B16.49 N10276 ASTM B366无缝弯管\90° DN40Ⅰ SCH40S R=3D ASME B16.49 N10276 ASTM B366
湖南/岳阳-2026-08-19 00:00:00
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