QSN10-6銅合金套600*80mm
QSN10-7/GB銅套800*60mm
QSN10-7/GB銅套700*80mm
QSN10-6銅合金套300*50mm
QSN10-6銅套500*120mm
QSN10-7/GB銅套900*50mm
QSN10-6合金銅套400*30mm
QSN10-6銅合金套800*50mm
QSN10-6銅套900*80mm
QSN10-7硬質銅套800*60mm