博格曼BPG/Burgmannpackings，石墨填料环 52*58*6
博格曼BPG/Burgmannpackings，石墨填料环 53*60*5
博格曼BPG/Burgmannpackings，石墨填料环 19.1*31.9*6.4
博格曼BPG/Burgmannpackings，石墨填料环 48*58*4
博格曼BPG/Burgmannpackings，石墨填料环 60*68*4
博格曼BPG/Burgmannpackings，石墨填料环 62*70*4
博格曼BPG/Burgmannpackings，石墨填料环 62*74*2.5
博格曼BPG/Burgmannpackings，石墨填料环 20*33*6
博格曼BPG/Burgmannpackings，石墨填料环 23*35*6
博格曼BPG/Burgmannpackings，石墨填料环 28*40*5
博格曼BPG/Burgmannpackings，石墨填料环 63*75*7
博格曼BPG/Burgmannpackings，石墨填料环 84*90*4
博格曼BPG/Burgmannpackings，石墨填料环 19*32*6.5
博格曼BPG/Burgmannpackings，石墨填料环 37*43*9.2
博格曼BPG/Burgmannpackings，石墨填料环 49*56*6.02
博格曼BPG/Burgmannpackings，石墨填料环 50*58*5
博格曼BPG/Burgmannpackings，石墨填料环 102*108*3.5
博格曼BPG/Burgmannpackings，石墨填料环 63*71*4
博格曼BPG/Burgmannpackings，石墨填料环 65*73*4
博格曼BPG/Burgmannpackings，石墨填料环 85.5*93.5*3
