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DN50 DN65 Cylindrical Float Type Water Tank Marine Air Vent Head Type E,ES

Type E and Type ES marine air pipe heads are designed, manufactured and inspected in accordance with the standard CB 20037-2012 or CB/T 3594-1944. They are suitable for oil and water tanks for various ships and offshore drilling platforms. The flanges of Type E are in standard CB/T 4196-2011 while Type ES are GB/T 2501-2010.

The optional range of nominal diameter is DN50~DN450, each model is also available in material of cast iron and nodular cast steel. The shape of DN 50 and DN 65 is different from DN80~450, here show the drawing of formmer type.

DN50 Type E ES --Cylindrical Float Type Marine Air Vent Head

Nominal DN	Structure Size			Flange Size					h	Weight
	H	L	t	b	D	D1	d0	n
50	170	158	6.5	16	135	103	15	6	17	5.02
					140	110	14	4		4.49
65	217	193		15	155	123	15	6	22	9.16
				16	160	130	14	4		9.23
80	215	236	7.5	15	170	138	15	8	27	19.50
				18	100	150	18	4		19.97
100	260	255	8	15		158	15	8		24.50
				18	210	170	18	4		26.30
125	312	334		15	215	183	15	10	44	29.20
				20	240	200	18	8		30.95
150	357	352	9	16		208	15	12	53	34.92
				20	265	225	18	8		36.84
200	431	424		16	295	264	15	12	60	59.62
				22	320	280	18	8		62.71
250	508	488	9	18	365	327	17	14	78	83.20
				24	375	335	18	12		86.42
300	627	583	10	19	430	386	21	14	85	106.20
				24	440	395	22	12		108.47
350	730	626		20	480	436	21	16	95	112.40
				26	490	445	22	12		118.92
400	830	709	11	21	530	486	21	16	120	236.31
				28	540	495	22	16		252.31
450	930	796	12	21	580	536	21	18	157	284.91
				28	595	550	22	16		301.50
Note: Note 1: The upper value in the column of flange connection dimensions of the same nominal diameter is the connection size specified in GB/T 4196-2011, and the lower value is the connection size specified in GB/T 2501-2010.

The rich variety of modes makes our air pipe head meet most ship-related application scenarios, and the strict quality requirements make our products durable and worry-free.

If any interest pls do not hesitate to contact us.