HB 2388-1977 滚压HB243-70螺纹的滚丝轮用滚丝轴.pdf

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HB 3684-1986 滚压普通螺纹的滚丝轮用滚丝轴 d=2~45mm P=0.35~2mm.pdf

HB 2385-1977 滚压HB241-75、HB242-70螺纹的滚丝轮用滚丝轴.pdf

HB 2386-1977 滚压HB241-75、HB242-70螺纹的滚丝轮用滚丝轴.pdf

HB 2387-1977 滚压HB243-70螺纹的滚丝轮用滚丝轴.pdf

HB 3684-1986 滚压普通螺纹的滚丝轮用滚丝轴 d＝2~45mm P＝0.35~2mm.pdf

HB 2387-1977 滚压HB 243-70 螺纹的滚丝轮用滚丝轴 d＝3-33mm t＝0.5-0.5mm.pdf

HB 2386-1977 滚压HB 241-75、HB 242-70 螺纹的滚丝轮用滚丝轴 d＝36-45mm t＝1.5-2mm.pdf

HB 2385-1977 滚压HB 241-75、HB 242-70螺纹的滚丝轮用滚丝轴 d＝2-33mm t＝0.35-2mm.pdf

HB 2388-1977 滚压HB 243-70 螺纹的滚丝轮用滚丝轴 d＝36-45mm t＝1.5mm.pdf

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