博格曼BPG/Burgmannpackings，石墨填料环 52*70*9
博格曼BPG/Burgmannpackings，石墨填料环 121*130*9
博格曼BPG/Burgmannpackings，石墨填料环 60*80*10
博格曼BPG/Burgmannpackings，石墨填料环 55*73*9
博格曼BPG/Burgmannpackings，石墨填料环 74*86*12
博格曼BPG/Burgmannpackings，石墨填料环 170*182*7.5
博格曼BPG/Burgmannpackings，石墨填料环 100*114*7
博格曼BPG/Burgmannpackings，石墨填料环 118*130*7
博格曼BPG/Burgmannpackings，石墨填料环 93*100*10
博格曼BPG/Burgmannpackings，石墨填料环 65*85*10
博格曼BPG/Burgmannpackings，石墨填料环 50.8*73*11.1
博格曼BPG/Burgmannpackings，石墨填料环 90*101.5*11.5
博格曼BPG/Burgmannpackings，石墨填料环 92*100*10
博格曼BPG/Burgmannpackings，石墨填料环 116*127*9
博格曼BPG/Burgmannpackings，石墨填料环 94*102*10
博格曼BPG/Burgmannpackings，石墨填料环 50*70*15
博格曼BPG/Burgmannpackings，石墨填料环 167*175*9
博格曼BPG/Burgmannpackings，石墨填料环 119*130*9
博格曼BPG/Burgmannpackings，石墨填料环 102*110*9.9
博格曼BPG/Burgmannpackings，石墨填料环 118*125*10
