正304不锈钢45°度弯头 内丝弯通 内牙水管接头配件4分6分1寸2寸

   DN8       =     2分      =    1/4       =12mm

                                 DN10     =     3分      =    3/8      =15mm

                                  DN15     =     4分      =    1/2      =20mm

                                 DN20      =     6分      =    3/4      =25mm

                                 DN25      =     1寸      =     1        =32mm

                                 DN32      =     1.2寸   =    1  1/4 =40mm

                                 DN40      =     1.5寸   =    1  1/2 =48mm

                                 DN50      =      2寸     =   2         =60mm

                                 DN65      =      2.5寸  =    2.  1/2=75mm

                                 DN80      =      3寸     =    3        =90mm

                                 DN**    =      4寸     =     4       =112mm