
DRAFT EN 1514-6 FLANGES AND THEIR JOINTS - DIMENSIONS OF GASKETS FOR PN-DESIGNATED FLANGES - PART 6: COVERED SERATED METAL GASKETS FOR USE WITH STEEL FLANGES
出版:British Standards Institution

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DRAFT EN 1514-6 FLANGES AND THEIR JOINTS - DIMENSIONS OF GASKETS FOR PN-DESIGNATED FLANGES - PART 6: COVERED SERATED METAL GASKETS FOR USE WITH STEEL FLANGES
出版:British Standards Institution
专家解读视频