MZ48W cast iron gas gate valve

First, MZ48W gas gate valve product overview
MZ48W gas gate valve is used to open and close the pipeline path or adjust the medium flow in the pipeline equipment, is the main cutting device and regulating device on the gas pipeline. Therefore, it must be safe, reliable and durable, in the production operation need to be closed to ensure tight gas leakage, maintenance cut off the gas source, no leakage into the possibility of stopping the gas side and consider wear resistance, corrosion resistance, to ensure a long service life

Two, MZ48W gas gate valve main parts materials

Part name	Valve cover, valve cover, ram	Valve stem	Valve stem nut	Packing	Shims
Materials	Gray cast iron	Carbon steel	Spheroidal ink	Oil-soaked asbestos wrapping	Rubber asbestos sheet

MZ48W gas gate valve performance specification

Model number	Nominal pressure mpa	Test pressure		Operating temperature ° C	Suitable medium
		Strength (water) mpa	Seal (water) mpa
mz48w	0.15	0.25	0.165	-10 ~ 120	Coke oven gas, producer gas, water gas, oil gas, etc
mz48w	0.2	0.3	0.22
mz48w	0.25	0.375	0.275	-10 ~ 120	Gas, natural gas

Four, MZ48W gas gate valve main shape and connection size

dn	d		d1		d2		z--d		l	b	f	do	h	h1	a*b	Weight kg
dn	6 bar level	10 bar level	6 bar Level	10 bar level	6 bar Level	10 bar level	6 bar Level	10 bar level	l	b	f	do	h	h1	a*b	Weight kg
150	265	285	225	240	202	212	8-17.5	8-22	350	26	3	280	550	140	330 * 260	132
200	320	340	280	295	258	268	8-17.5	8-22	400	28	3	320	600	160	930 * 280	196
250	375	395	335	350	312	320	12-17.5 -	12 and 22	450	28	3	320	750	230	470 * 310	301
300	440	445	395	400	365	370	12 and 22	12 and 22	500	28	4	400	810	300	520 * 350	462
350	490	505	445	460	415	430	12 and 22	16-22	550	30	4	400	950	340	570 * 380	680
400	540	565	495	515	465	482	16-22	16 and 26	406	32	4	640	1010	430	640 * 390	768
450	595	615	550	565	520	532	16-22	20 to 26	432	32	4	640	1070	465	690 * 410	898
500	645	670	600	620	570	585	20-22	20 to 26	457	34	4	800	1140	490	800 * 460	1362
600	755	780	705	725	670	685	20-22	20-30	508	36	5	800	1380	540	930 * 500	1706
seven hundred	860	895	810	840	775	800	24-26	24 to 30	610	40	5	1000	1560	590	1070 * 550	1846
800	975	1015	920	950	880	905	24 to 30	24 to 33	660	44	5	1000	1760	680	1190 * 580	2760
900	1075	1115	1020	1050	980	1005	24 to 30	28 and 33,	711	46	5	1200	1930	760	1280 * 570	3760
1000	1175	1230	1120	1160	1080	1110	28 and 30	28-36	811	50	5	1200	1960	800	1390 * 580	4400
1200	1405	1455	1340	1380	1295	1330	32-33	32-39	960	56	5	1400	2440	840	1680 * 780	6787
1400	1630	1675	1560	1590	1510	1530	36-36	36-42	960	62	5	1400	3020	1000	1900 * 850	8540
1600	1830	1915	1760	1820	1710	1750	40-36	40-48	1160	68	5	1600	3627	1250	2360 * 980	12480
1800	2045	2115	1970	2020	1920	1950	44-39	44-48	1160	70	5	1600	4107	1357	2740 * 1108	16790

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