اتصال ماده

1/2*20, 3/4*25, 1/2*32, 3/4*32, 1*32, 1-1/4*40, 1-1/2*50, 1-1/4*63, 1-1/2*63, 2*63, 2*75, 2-1/2*75, 2*90, 2-1/2*90, 3*90, 3*110, 4*110