1. The characteristics of Q41F flange ball valve:
A. Nominal pressure: 1.6-4.0Mpa
B. Operating temperature range: -20～232℃～350℃
C. Operating medium: water, oil, gas and other corrosive liquid
2. The main connection dimensions and weight:

Norminal diameter		d	d2	L	D	D1	D2	b	f	Z-d1	H	W
DN（mm）	in
15	1/2"	10	18	92	95	65	45	14	2	4-14	60	110
20	3/4"	12.6	20	106	105	75	55	14	2	4-14	65	110
25	1"	17	24	109	115	85	65	16	2	4-14	70	110
32	1-1/4"	22	32	126	135	100	78	16	2	4-18	85	145
40	1-1/2"	26	38	136	145	110	85	16	3	4-18	90	145
50	2"	32.8	46	154	160	125	100	18	3	4-18	98	177
60	2-1/2"	46	60	170	180	145	120	20	3	8-18	110	190