Marine Cast Iron Flanged Stop valve GB/T590-1993

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590

Marine Cast Iron Flanged Stop valve GB/T590-1993:

1.Design standard:GB/T11689.

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

3.End type:Flange.

4.PN:0.6/1.0/1.6Mpa.

5.DN:20mm-300mm.

6.Main material:

Body/Bonnet:HT200;
Seat:SS410/BC;
Stem:SS410/BS;
Disc:SS410/BC.

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

8.Function:Such valves are used for on-off duty and regulating the flow rate.

9.Fundamental dimensions for Marine Cast Iron Flanged Stop valve GB/T590-1993:

Chart1 Fundamental dimensions of type A and B:

PN	DN	Construction dimensions
PN	DN	L		H		H1	Thickness	Flange					Bolt		Hand wheel		Lift Range	Weight(kg)
(MPa)	(mm)	A	B	A	B	B	6	D	D1	D2	do	b	n	Th	Do	S	m	A	B
1.0	65	290	115	310	277	1 15	9	155	123	104	15	15	6	M14	140	12	18	18 9	16 7
	80	310	125	345	304	125	9	170	138	118	15	15	8	M14	160	14	24	23 0	19 9
	100	350	150	374	325	135	10	190	158	138	15	15	8	M14	180	14	35	31 0	27 2
	125	400	175	426	366	155	10	215	183	164	15	15	10	M14	200	17	44	39 3	37 5
	150	480	180	482	410	160	11	240	208	190	15	16	12	M14	200	17	57	55 5	48 4
1.6	20	150	75	217	203	75	7	95	68	48	13	14	4	M12	80	8	7	5 7	5 1
	25	160	80	217	203	80	7	105	73	56	13	14	4	M12	80	8	7	6 0	5 6
	32	180	85	236	216	85	7	1 15	83	64	15	15	6	M14	100	9	9	7 0	6 9
	40	200	90	260	236	90	8	125	93	74	15	16	6	M14	120	1 1	11	9 2	8 5
	50	230	95	288	258	95	8	135	103	84	15	16	6	M14	140	12	14	11 9	11 3

Chart2 Fundamental dimensions of type AS and BS:

PN	DN	Construction dimensions
PN	DN	L		H		H1	Thickness	Flange					Bolt		Hand wheel		Lift Range	Weight(kg)
(MPa)	(mm)	AS	BS	AS	BS	BS	6	D	D1	D2	do	b	n	Th	Do	S	m	AS	BS
0.6	50	230	125	288	258	125	8	140	1 10	90	14	16	4	M12	140	12	14	12 2	12 2
	65	290	145	310	277	145	9	160	130	1 10	14	16	4	M12	140	12	18	19 2	17 7
	80	310	155	345	304	155	9	190	150	128	18	18	4	M16	160	14	24	23 8	21 7
	100	350	175	374	325	175	10	210	170	148	18	18	4	M16	180	14	35	34 5	32 3
	125	400	200	426	366	200	10	240	200	178	18	20	8	M16	200	17	44	42 5	42 8
	150	480	225	482	410	225	11	265	225	202	18	20	8	M16	200	17	57	58 7	55 8
	175	540	225	557	489	225	11	295	255	232	18	22	8	M16	200	17	60	76 8	70 3
	200	600	275	621	549	275	11	320	280	258	18	22	8	M16	280	24	68	102 0	95 6
	250	730	325	721	623	325	13	375	335	312	18	24	12	M16	360	27	80	158 0	151 0
	300	850	375	794	691	375	13	440	395	365	22	24	12	M20	450	32	100	218 0	207 0
1.0	65	290	145	310	277	145	9	185	145	122	18	20	4	M16	140	12	18	21 6	20 1
	80	310	155	345	304	155	9	200	160	133	18	22	8	M16	160	14	24	26 0	23 9
	100	350	175	374	325	175	10	220	180	158	18	24	8	M16	180	14	35	35 0	32 8
	125	400	200	426	366	200	10	250	210	184	18	26	8	M16	200	17	44	44 3	44 6
	150	480	225	482	410	225	11	285	240	212	22	26	8	M20	200	17	57	62 7	59 8
	175	540	225	557	489	225	11	315	270	242	22	28	8	M20	280	24	60	80 3	73 8
	200	600	275	621	543	275	11	340	295	268	22	28	8	M20	360	27	68	106 0	99 6
	250	730	325	721	623	325	13	395	350	320	22	28	12	M20	450	32	80	160 0	153 0
1.6	20	150	95	217	203	95	7	105	75	58	14	16	4	M12	80	8	7	6 2	5 7
	25	160	100	217	203	100	7	1 15	85	68	14	16	4	M12	80	8	7	6 6	6 4
	32	180	105	236	216	105	7	140	100	78	18	18	4	M16	100	9	9	8 6	8 7
	40	200	115	260	236	1 15	8	150	1 10	88	18	18	4	M16	120	1 1	1 1	11 0	10 7
	50	230	125	288	258	125	8	165	125	102	18	20	4	M16	140	12	14	14 2	14 2

10.Drawing of Marine Cast Iron Flanged Stop valve GB/T590-1993:

Type A/AS:

590A

Type B/BS:

590B

11.Marine Cast Iron Flanged Stop valve GB/T590-1993 factory:

584factory

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