Raccord de tuyau de souffleur de verre, raccord de tuyau à 4 anneaux, "A" = 5,0, "B" = 10,0, "C" = 11, "D" = 20 ; "E" = 10≪/p>
Raccord de tuyau de souffleur de verre, raccord de tuyau à 4 anneaux, "A" = 5,0, "B" = 10,0, "C" = 11, "D" = 20 ; "E" = 10≪/p>