·YPZA4,YPZA6,YPZA8,STNC十字四通
·YPZA10,YPZA12,STNC十字四通管接
·YPKD6-4-01,YPKD6-4-02,YPKD6-4-
·YPKD8-6-01,YPKD8-6-02,YPKD8-6-
·YPKD10-8-02,YPKD10-8-03,YPKD10
·YPKD12-10-02,YPKD12-10-03,YPKD
·YPG6-4,YPG8-6,YPG10-8,STNC减径
·YPG12-10,YPG16-12,STNC减径直通
·YPU10,YPU12,STNC直通管接头