博格曼BPG/Burgmannpackings，石墨填料环 142*152*6
博格曼BPG/Burgmannpackings，石墨填料环 118*130*6
博格曼BPG/Burgmannpackings，石墨填料环 140*150*6.15
博格曼BPG/Burgmannpackings，石墨填料环 32*57*8
博格曼BPG/Burgmannpackings，石墨填料环 35*55*10
博格曼BPG/Burgmannpackings，石墨填料环 175*185*5
博格曼BPG/Burgmannpackings，石墨填料环 220*230*4
博格曼BPG/Burgmannpackings，石墨填料环 254*261*5
博格曼BPG/Burgmannpackings，石墨填料环 80*100*5
博格曼BPG/Burgmannpackings，石墨填料环 36*56*10
博格曼BPG/Burgmannpackings，石墨填料环 41.3*60.3*9.5
博格曼BPG/Burgmannpackings，石墨填料环 99*107*8
博格曼BPG/Burgmannpackings，石墨填料环 210.5*218.5*5.5
博格曼BPG/Burgmannpackings，石墨填料环 32*58*8
博格曼BPG/Burgmannpackings，石墨填料环 40*59*10
博格曼BPG/Burgmannpackings，石墨填料环 80*90*8
博格曼BPG/Burgmannpackings，石墨填料环 233*241*5
博格曼BPG/Burgmannpackings，石墨填料环 38*58*10
博格曼BPG/Burgmannpackings，石墨填料环 128*140*6
博格曼BPG/Burgmannpackings，石墨填料环 34*60*8
