博格曼BPG/Burgmannpackings，石墨填料环 35.7*52*8
博格曼BPG/Burgmannpackings，石墨填料环 120*130*12
博格曼BPG/Burgmannpackings，石墨填料环 234*241*5
博格曼BPG/Burgmannpackings，石墨填料环 48*60*10
博格曼BPG/Burgmannpackings，石墨填料环 25*48*10
博格曼BPG/Burgmannpackings，石墨填料环 135*145*6.01
博格曼BPG/Burgmannpackings，石墨填料环 205*215*4
博格曼BPG/Burgmannpackings，石墨填料环 32*52*10
博格曼BPG/Burgmannpackings，石墨填料环 60*80*6
博格曼BPG/Burgmannpackings，石墨填料环 88*96*8
博格曼BPG/Burgmannpackings，石墨填料环 28*49*10.5
博格曼BPG/Burgmannpackings，石墨填料环 56*68*8
博格曼BPG/Burgmannpackings，石墨填料环 38.1*57.1*9.5
博格曼BPG/Burgmannpackings，石墨填料环 44*62*9
博格曼BPG/Burgmannpackings，石墨填料环 135*145*6.15
博格曼BPG/Burgmannpackings，石墨填料环 36*55*10
博格曼BPG/Burgmannpackings，石墨填料环 51*63*10
博格曼BPG/Burgmannpackings，石墨填料环 54*62*10
博格曼BPG/Burgmannpackings，石墨填料环 140*150*6.01
博格曼BPG/Burgmannpackings，石墨填料环 34*54*10
