-
- HB 4-50-2002 压紧垫圈
- HB 4-50-2002
-
- HB 1-521-2002 垫圈
- HB 1-521-2002
-
- HB 1-521-1983 垫圈
- HB 1-521-1983
-
- HB 1-512-1983 四方斜面垫圈
- HB 1-512-1983
-
- HB 1-511-1983 钢纸板垫圈技术条件
- HB 1-511-1983
-
- HB 1-510-1983 钢纸板垫圈
- HB 1-510-1983
-
- HB 1-506-1983 圆螺母用双齿止动垫圈
- HB 1-506-1983
-
- HB 1-505-1983 圆螺母用单齿止动垫圈
- HB 1-505-1983
-
- HB 1-504-1983 螺纹连接密封垫圈
- HB 1-504-1983
-
- HB 1-503-2002 弧形垫圈
- HB 1-503-2002