Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994

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Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994

Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994:

1.Design standard:GB/T11698.

2.End standard:GB/T2501&GB/T569.

3.End type:Flange.

4.PN:0.6Mpa.

5.DN:40mm-350mm.

6.Main material:

Body/Bonnet:ZG230-450;
Seat:SS410/BC6;
Stem:SS410/BS;
Disc:SS410/BC6.

7.Application:Sea water piping.fresh water piping,oil piping and steam piping.

8.Function:Such valves are used for on-off duty and preventing refluence.

9.Fundamental dimensions of Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994:

Chart 1 Fundamental dimensions of type A and B:

DN/mm	Structure dimension /mm					Thick ness	Flange connection					Bolt		Hand wheel		Lift range	Weight kg
	Type A		Type B			Thick ness	Flange connection					Bolt		Hand wheel		Lift range	Weight kg
	H	L	H	L	L1	t	D	D1	D2	d₀	b	n	Th.	D₀	S	m	Type A	Type B
40	300	200	326	90	90	6	125	93	74	15	13	6	N14	120	11	12	7.8	7.5
50	318	230	383	95	95	7	135	103	84	15	13			140	12	15	10.8	10.7
65	348	290	430	115	115		155	123	104	15	14			140	12	19	16.3	15.9
80	390	310	474	125	125		170	138	118	15		8		160	14	23	21.6	21.0
100	414	350	498	150	135	8	190	158	138	15		8		180	14	28	29.7	27.6
125	466	400	561	175	155		215	183	164	16		10		200	17	35	39.8	39.0
150	528	480	616	180	160		240	208	190	16		12		200	17	42	54.8	49.2
200	736	600	829	215	215	9	295	264	247	16	15	12		280	22	55	89.0	70.0
250	858	730	986	250	250	10	365	327	306	18	16	14	M16	320	27	65	139.4	117.5
300	1015	850	1160	300	300	12	430	386	360	22	19	14	M20	400	27	80	192.6	170.8
350	1065	980	1210	320	320	12	480	436	410	22	28	16	M20	450	32	100	230.9	220.4

Chart 2 Fundamental dimensions of type AS and BS:

DN/mm	Structure dimension/mm					Thickness mm	Flange connection/mm					Bolt		Hand wheel		Lift range	Weight kg
	Type AS		Type BS			Thickness mm	D	D1	D2	d₀	b	Bolt		Hand wheel		Lift range	Weight kg
	H	L	H	L	L1	t	D	D1	D2	d₀	b	n	Th.	D0	S	m	Type AS	Type BS
40	300	200	326	115	115	6	130	100	80	14	16	4	M12	120	11	12	8.20	7.9
50	318	230	383	125	125	7	140	110	90	14				140	12	15	12.80	11.6
65	348	290	430	145	145	7	160	130	110	14				140	12	19	19.50	18.6
80	390	310	474	155	155	7	190	150	128	18	18		M16	160	14	23	24.90	23.8
100	414	350	498	175	175	8	210	170	148	18	18			180	14	28	32.65	30.7
125	466	400	561	200	200	8	240	200	178	18	20	8		200	17	35	45.80	44.7
150	528	480	616	225	225	9	265	225	202	18	20			200	17	42	59.80	54.9
200	736	600	829	275	275	10	320	280	258	18	22			280	24	55	97.10	78.3
250	858	730	986	325	325	11	375	335	316	18	24	12		320	27	65	148.40	126.6
300	1015	850	1160	375	375	12	440	395	365	22			M20	400	27	80	201.70	179.2
350	1065	980	1210	425	425	12	490	445	415	22			M20	450	32	100	239.90	229.6

10.Drawing of Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994:

Type A/AS:

Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994

Type B/BS:

Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994

11. Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994 factory:

Marine Cast Steel Flanged Shipboard Stop Check Valve GB/T1853-1994

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