Application / Purpose: As an essential valve extensively used in various industrial pipelines, the cast steel ball valve is primarily designed to shut off, distribute, and change the flow direction of the medium. This product is widely applied in industries such as chemical, petrochemical, petroleum, papermaking, mining, power, liquefied petroleum gas (LPG), food, pharmaceutical, water supply and drainage, municipal engineering, mechanical equipment matching, electronics, and urban construction. It is highly suitable for harsh operating media, including oxygen, hydrogen peroxide, methane, and ethylene.

DN	L	d	D	D1	D2	b	f	Z-0d0	w	H
15	130	14	95	65	45	14	2	4-14	110	59
20	140	19	105	75	55	14	2	4-14	115	63
25	150	25	115	85	65	14	2	4-14	122	95
32	165	32	135	100	78	16	2	4-18	137	105
40	180	38	145	110	85	16	3	4-18	196	115
50	200	51	160	125	100	16	3	4-18	210	125
65	220	64	180	145	120	18	3	4-18	245	150
80	250	76	195	160	135	20	3	8-18	265	165
100	280	102	215	180	155	20	3	8-18	290	195
125	320	127	245	210	185	22	3	8-18	350	230
150	360	152	280	240	210	24	3	8-22	430	250
200	400	203	335	295	265	26	3	12-22	580	280