Marine Cast Steel Flanged Check Valve GB/T586-1999

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586

Marine Cast Steel Flanged Check Valve GB/T586-1999:

1.Design standard:GB/T11698.

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

3.End type:Flange.

4.PN:1.0/1.6/2.5Mpa.

5.DN:20mm-125mm.

6.Main material:

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

7.Application:Oil piping,fresh water piping and steam piping.

8.Function:Such valves are used for preventing refluence.

9.Fundamental dimension of Marine Cast Steel Lift Check Valve GB/T586-1999:

Chart 1 Fundamental dimensions of type A and B:

PN Mpa	DN/MM	Construction dimension					Flange					Bolt		Weight/kg
		L/mm		H/mm		H1/mm	D/mm	D1/mm	D2/mm	d₀/mm	b	Bolt		Weight/kg
		A	B	A	B	B	D/mm	D1/mm	D2/mm	d₀/mm	b	n	Th.	A	B
1.0	65	290	115	124	91	115	155	123	104	15	14	6	M14	12.5	10.6
	80	310	125	151	110	125	170	138	118	15	14	8	M14	15.6	14.4
	100	350	150	165	116	135	190	158	138	15	14	8	M14	24.5	19.9
	125	400	175	184	124	155	215	183	164	15	14	10	M14	31.9	27.5
( 1.6) 2.5	20	150	75	84	70	75	95	68	48	13	11	4	M12	3.3	3.2
	25	160	80	84	70	80	105	73	56	13	12	4	M12	3.9	3.8
	32	180	85	90	70	85	115	83	64	15	13	6	M14	5.8	5.1
	40	200	90	99	75	90	125	93	74	15	13	6	M14	7.1	6.3
	50	230	95	110	81	95	135	103	84	15	13	6	M14	8.8	8.5
	65	290	115	128	94	115	170	132	110	17	15	8	M16	13.5	11.5
	80	310	125	156	115	125	185	147	126	17	16	8	M16	18	16.9
	100	350	150	158	119	135	205	167	146	17	15	10	M16	26.3	22.7

Chart 2 Fundamental dimensions of type AS and BS:

PN Mpa	DN/mm	Construction dimension					Flange					Bolt		Weight/kg
		L/mm		H/mm		H1/mm	D/mm	D1/mm	D2/mm	d₀/mm	b/mm	Bolt		Weight/kg
		AS	BS	AS	BS	BS	D/mm	D1/mm	D2/mm	d₀/mm	b/mm	n	Th.	AS	BS
(1.0 ) 1.6	100	350	175	158	119	175	220	180	158	18	22	8	M16	30.4	28.1
(1.0 ) 1.6	125	400	200	184	124	200	250	210	184	18	22	8	M16	39.6	35.2
(1.6 ) 2.5	20	150	95	84	70	95	105	75	58	14	16	4	M12	4.2	4.2
	25	160	100	84	70	100	115	85	68	14	16	4	M12	4.9	5.0
	32	180	105	90	70	105	140	100	78	18	18	4	M16	8.4	7.9
	40	200	115	99	75	115	150	110	88	18	18	4	M16	8.9	8.8
	50	230	125	110	81	125	165	125	102	20	20	4	M16	10.4	10.1
	65	290	145	128	94	145	185	145	122	22	22	8	M16	16.6	15.3
	80	310	155	156	115	155	200	160	133	24	24	8	M16	22.1	20.0
	100	350	175	158	119	175	235	190	158	24	24	8	M20	31.5	29.2

10.Drawing of Marine Cast Steel Lift Check Valve GB/T586-1999:

Type A/AS:

586A

Type B/BS:

586B

11.Certificate available:

Certificate

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