
BS EN ISO 3506-3. Mechanical properties of corrosion- resistant stainless steel fasteners. Part 3. Set screws and similar fasteners not under tensile stress
出版:British Standards Institution

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BS EN ISO 3506-3. Mechanical properties of corrosion- resistant stainless steel fasteners. Part 3. Set screws and similar fasteners not under tensile stress
出版:British Standards Institution
专家解读视频