博格曼BPG/Burgmannpackings，石墨填料环 22*38*8
博格曼BPG/Burgmannpackings，石墨填料环 32*46*7
博格曼BPG/Burgmannpackings，石墨填料环 32*48*6
博格曼BPG/Burgmannpackings，石墨填料环 35*48*7
博格曼BPG/Burgmannpackings，石墨填料环 40*56*5
博格曼BPG/Burgmannpackings，石墨填料环 44.5*57*6
博格曼BPG/Burgmannpackings，石墨填料环 90*100*4
博格曼BPG/Burgmannpackings，石墨填料环 58*68*6
博格曼BPG/Burgmannpackings，石墨填料环 30*46*6.5
博格曼BPG/Burgmannpackings，石墨填料环 48*60*6
博格曼BPG/Burgmannpackings，石墨填料环 60*70*6
博格曼BPG/Burgmannpackings，石墨填料环 136*143*4
博格曼BPG/Burgmannpackings，石墨填料环 50*62*6
博格曼BPG/Burgmannpackings，石墨填料环 60*70*6.2
博格曼BPG/Burgmannpackings，石墨填料环 95*105*4
博格曼BPG/Burgmannpackings，石墨填料环 34*48*7
博格曼BPG/Burgmannpackings，石墨填料环 40*60*4
博格曼BPG/Burgmannpackings，石墨填料环 62*72*6
博格曼BPG/Burgmannpackings，石墨填料环 84*94*4.5
博格曼BPG/Burgmannpackings，石墨填料环 24*40*8
