SN 210 907 1-1984 Aluminium and aluminium alloys wrought productsForgingsMechanical properties《带有适用圆柱形轴端 1） 长轮毂的 P 型固定联轴器（配合螺栓），螺栓圆周直径主要尺寸 k = 400 1200 mm》.pdf

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