博格曼BPG/Burgmannpackings，石墨填料环 46*52*4
博格曼BPG/Burgmannpackings，石墨填料环 60*65*4
博格曼BPG/Burgmannpackings，石墨填料环 64*70*3
博格曼BPG/Burgmannpackings，石墨填料环 68*75*2.5
博格曼BPG/Burgmannpackings，石墨填料环 22*32*5
博格曼BPG/Burgmannpackings，石墨填料环 24*30*8.2
博格曼BPG/Burgmannpackings，石墨填料环 25*34*5
博格曼BPG/Burgmannpackings，石墨填料环 28*36*5
博格曼BPG/Burgmannpackings，石墨填料环 36*44*4
博格曼BPG/Burgmannpackings，石墨填料环 38*46*4
博格曼BPG/Burgmannpackings，石墨填料环 48*58*2.5
博格曼BPG/Burgmannpackings，石墨填料环 16*28*5
博格曼BPG/Burgmannpackings，石墨填料环 21*31*5
博格曼BPG/Burgmannpackings，石墨填料环 35*40*7
博格曼BPG/Burgmannpackings，石墨填料环 40*46*5
博格曼BPG/Burgmannpackings，石墨填料环 53.7*60.1*3.5
博格曼BPG/Burgmannpackings，石墨填料环 54*59*4.5
博格曼BPG/Burgmannpackings，石墨填料环 13*25*6
博格曼BPG/Burgmannpackings，石墨填料环 26*35*5
博格曼BPG/Burgmannpackings，石墨填料环 40*48*4
