HB 1-509-1983 垫片.pdf
HB 1-508-1983 圆螺母用简易止动片.pdf
HB 1-507-1983 圆螺母用T字型止动片.pdf
HB 1-506-1983 圆螺母用双齿止动垫圈.pdf
HB 1-505-1983 圆螺母用单齿止动垫圈.pdf
HB 1-504-1983 螺纹连接密封垫圈.pdf
HB 1-503-1983 弧形垫圈.pdf
HB 1-502-1983 锥形螺栓用弧形垫圈.pdf
HB 1-501-1983 锥形螺栓用垫圈.pdf
HB 1-409-1983 特形螺母.pdf
HB 1-408-1983 尾部滚花盲孔螺母技术条件.pdf
HB 1-407-1983 尾部滚花盲孔螺母.pdf
HB 1-405-1983 端面带槽圆螺母.pdf
HB 1-404-1983 六角槽形扁螺母.pdf
HB 1-402-1983 六角槽形厚螺母.pdf
HB 1-401-1983 六角厚螺母.pdf
HB 1-305-1983 螺桩的分类和重量.pdf
HB 1-131-1983 光杆公差带f9 90°沉头螺栓.pdf
HB 1-130-1983 十字槽90°沉头螺栓.pdf
HB 1-129-1983 90°沉头螺栓.pdfPowered by 标准规范网
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