博格曼BPG/Burgmannpackings，石墨填料环 32*40*3
博格曼BPG/Burgmannpackings，石墨填料环 35*41*3.5
博格曼BPG/Burgmannpackings，石墨填料环 14*24*5
博格曼BPG/Burgmannpackings，石墨填料环 15*24*5
博格曼BPG/Burgmannpackings，石墨填料环 16*25*5
博格曼BPG/Burgmannpackings，石墨填料环 18*28*4
博格曼BPG/Burgmannpackings，石墨填料环 24*32*4
博格曼BPG/Burgmannpackings，石墨填料环 26*34*4
博格曼BPG/Burgmannpackings，石墨填料环 36*40*6
博格曼BPG/Burgmannpackings，石墨填料环 40*48*2.5
博格曼BPG/Burgmannpackings，石墨填料环 45*50*4
博格曼BPG/Burgmannpackings，石墨填料环 51*54.5*5.1
博格曼BPG/Burgmannpackings，石墨填料环 60*65*3
博格曼BPG/Burgmannpackings，石墨填料环 16*22*9
博格曼BPG/Burgmannpackings，石墨填料环 16*26*5
博格曼BPG/Burgmannpackings，石墨填料环 20*30*4
博格曼BPG/Burgmannpackings，石墨填料环 27*35*4
博格曼BPG/Burgmannpackings，石墨填料环 28*36*4
博格曼BPG/Burgmannpackings，石墨填料环 30*36*5
博格曼BPG/Burgmannpackings，石墨填料环 34*44*2.5
