博格曼BPG/Burgmannpackings，石墨填料环 20*33*7
博格曼BPG/Burgmannpackings，石墨填料环 22.2*35*6.4
博格曼BPG/Burgmannpackings，石墨填料环 35*45*6
博格曼BPG/Burgmannpackings，石墨填料环 44*48*8
博格曼BPG/Burgmannpackings，石墨填料环 62*68*6
博格曼BPG/Burgmannpackings，石墨填料环 34*46*5
博格曼BPG/Burgmannpackings，石墨填料环 63*69*6
博格曼BPG/Burgmannpackings，石墨填料环 70*78*4
博格曼BPG/Burgmannpackings，石墨填料环 71*78*4.5
博格曼BPG/Burgmannpackings，石墨填料环 75.5*83*4
博格曼BPG/Burgmannpackings，石墨填料环 110*116*3.6
博格曼BPG/Burgmannpackings，石墨填料环 22*36*6
博格曼BPG/Burgmannpackings，石墨填料环 25*38*6
博格曼BPG/Burgmannpackings，石墨填料环 28*40*6
博格曼BPG/Burgmannpackings，石墨填料环 30*40*7
博格曼BPG/Burgmannpackings，石墨填料环 44*54*5
博格曼BPG/Burgmannpackings，石墨填料环 45*55*5
博格曼BPG/Burgmannpackings，石墨填料环 61*67*6.3
博格曼BPG/Burgmannpackings，石墨填料环 75*87*2.5
博格曼BPG/Burgmannpackings，石墨填料环 26*38*6.3
