Ammonia ball valve-Ammonia special valve series-氨气专用阀厂家-上海冠环阀门制造有限公司

Product overview

Ammonia ball valve using formed PTFE packing, suitable for most high and high pressure ammonia, liquid ammonia transport occasions, handle operating torque is stable, O-shaped sealing ring is used to prevent external impurities into the valve inside. And to maintain the long-term sealing performance of the valve, ball valves larger than DN150 are driven by worm wheels.

Main contour connection dimensions

Type number	Diameter DN	Prime out-form dimensions （mm）
Type number	Diameter DN	L	H	D	D1	d-z	W
Q41B-16	15	130	76	95	65	14-4	130
	20	150	82	105	75	14-4	130
	25	160	94	115	85	14-4	160
	32	165	103	135	100	18-4	160
	40	180	155	145	110	18-4	230
	50	200	160	160	125	18-4	230
	65	220	177	180	145	18-4	400
	80	250	215	195	160	18-8	400
	100	280	245	215	180	18-8	700
	125	320	260	245	210	18-8	1100
	150	360	270	280	240	23-8	1100
	200	400	370	335	295	23-12	1500
	250	533	-	405	355	25-12	-
	300	610	-	460	410	25-12	-
Q41B-25	15	130	76	95	65	14-4	130
	20	150	82	105	75	14-4	130
	25	160	94	115	85	14-4	160
	32	165	153	135	100	18-4	160
	40	180	162	145	110	18-4	230
	50	200	175	160	125	18-4	230
	65	220	190	180	145	18-8	400
	80	250	215	195	160	18-8	400
	100	280	245	215	180	18-8	700
	125	320	260	245	210	23-8	1100
	150	360	275	280	240	23-8	1100
	200	400	-	335	295	23-12	-
	250	568	-	425	370	30-12	-
	300	648	-	485	430	30-16	-
Q41B-40	15	130	103	95	65	14-4	130
	20	150	112	105	75	14-4	130
	25	160	123	115	85	14-4	160
	32	180	150	135	100	18-4	160
	40	200	165	145	110	18-4	230
	50	220	172	160	125	18-4	230
	65	250	197	180	145	18-8	400
	80	280	222	195	160	18-8	400
	100	320	236	230	190	23-8	700
	125	400	236	270	220	25-8	1100
	150	403	295	300	250	25-8	1500
	200	550	-	375	320	30-12	1500
	250	787	-	470	400	41-12	-
	300	838	-	530	460	41-16	-

Flanged ammonia stop valve

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External screw stop valve for ammonia…