銅管

▋銅管牌號有：有T2紫銅管、TP2磷脫氧銅管、TU1無氧銅管、TU2無氧銅管、H62黃銅管、H65黃銅管、H68黃銅管、H70黃銅管、H80黃銅管、H90黃銅管、HAl77-2鋁黃銅管、HSn62-1錫黃銅管、HSn70-1錫黃銅管、QAl9-2鋁青銅管、QAl9-4鋁青銅管、QAl10-3-1.5鋁青銅管、QAl10-4-4鋁青銅管、BFe10-1-1鐵白...