Co cong r Bình Minh

Co cong r

DN	R	Dmin	Zmin	Hmin	d	Z1min	Hmin
mm	mm	mm	mm	mm	mm	mm	mm
110	500	120	500	600	110.0	800	900
110	900	120	900	1000	110.0	1200	1300
114	500	133	500	600	114.3	800	900
114	900	133	900	1000	114.3	1200	1300