博格曼BPG/Burgmannpackings，石墨填料环 45*55.1*9.3
博格曼BPG/Burgmannpackings，石墨填料环 53*61*8.3
博格曼BPG/Burgmannpackings，石墨填料环 81*87*7.5
博格曼BPG/Burgmannpackings，石墨填料环 125*135*5
博格曼BPG/Burgmannpackings，石墨填料环 79*85*8
博格曼BPG/Burgmannpackings，石墨填料环 157*167*4
博格曼BPG/Burgmannpackings，石墨填料环 204*211*4.5
博格曼BPG/Burgmannpackings，石墨填料环 78*84*8
博格曼BPG/Burgmannpackings，石墨填料环 160*170*4
博格曼BPG/Burgmannpackings，石墨填料环 234*241*4
博格曼BPG/Burgmannpackings，石墨填料环 80*95*5
博格曼BPG/Burgmannpackings，石墨填料环 32*52*8
博格曼BPG/Burgmannpackings，石墨填料环 50*60*7.5
博格曼BPG/Burgmannpackings，石墨填料环 88*100*6
博格曼BPG/Burgmannpackings，石墨填料环 166*176*4
博格曼BPG/Burgmannpackings，石墨填料环 168*181*3
博格曼BPG/Burgmannpackings，石墨填料环 48*64*7.6
博格曼BPG/Burgmannpackings，石墨填料环 132*142*5
博格曼BPG/Burgmannpackings，石墨填料环 108*118*6.2
博格曼BPG/Burgmannpackings，石墨填料环 64*72*8
