GB/T584 Marine Cast Steel Flanged Stop Valve Type A/AS

Materials of main parts

Body Material: Cast steel

Disc Material: High-quality Carbon steel

Stem Material: Stainless steel

Overview

Application: This GB/T584 Marine Cast Steel Flanged Stop Valve Type A/AS is designed for marine applications involving fresh water, lubricant oil, fuel oil, steam of 300 °c and under.

Material Specification:

Parts Name	Material
	Name	Marks
Body, Cover	Cast steel	ZG230-450
Disc	High-quality Carbon steel	Steel 25
Stem	Stainless steel	2Cr13
Disc seal ring	Stainless steel	H2Cr13

Technical Specifications:

Model: GB/T584 Marine Cast Steel Flanged Stop Valve Type A/AS

Nominal Pressure(Mpa): PN1.0~PN6.4

Nominal Diameter(mm): DN20~DN300

Model	Nominal Pressure PN (MPa)	Nominal Diameter DN (mm)	Available Medium
Type A	1.0	65 ~ 150	Fresh water, Lubricant oil, Fuel oil, steam of 300 °C and under.
	1.6	125 ~ 150
	2.5	20 ~ 150
	4.0	65 ~ 100	Fresh water, Lubricant oil, Fuel oil, steam of 400 °C and under.
	6.4	20 ~ 50
Type AS	1.0	200 ~ 300	Fresh water, Lubricant oil, Fuel oil, steam of 300 °C and under.
	1.6	100 ~ 250
	2.5	20 ~ 150
	4.0	65 ~ 100	Fresh water, Lubricant oil, Fuel oil, steam of 400 °C and under.
	6.4	20 ~ 50

Drawing of GB T584 Marine Cast Steel Flanged Stop Valve Type A.jpg

PN1.0、1.6、2.5MPa A Type Elementary Dimensions(Unit: mm)

Nominal Pressure PN Mpa	Nominal Diameter DN	Frame dimension	Frame dimension	Wall Thickness	Flange	Flange	Flange	Flange	Flange	Bolt	Bolt	Bolt	Hand wheel	Lift Range	Weight(kg)
		L	H≈
		A Type	A Type	t	D	D₁	D₂	d₀	b	n	Th.	D₀	S	M	A Type
1.0	65	290	310	6	155	123	104	15	14	6	M14	140	12	18	14.9
	80	310	345	7	170	138	118			8		160	14	24	19.0
	100	350	374	8	190	158	138			10		180	14	35	28.6
	125	400	426		215	183	164			12		200	17	44	38.2
	150	480	487	9	240	208	190			12		200	17	57	51.3
1.6	125	400	465	8	225	187	168	17	15	10	M16	250	22	44	45.4
1.6	150	480	524	9	255	217	196	17	15	12	M16	280	24	57	58.9
2.5	20	150	217	6	95	68	48	13	11	4	M12	80	8	7	4.5
	25	160	217		105	73	56	13	12	4	M12	80	8	7	5.1
	32	180	236		115	83	64	15	13	6	M14	100	9	9	6.9
	40	200	260	7	125	93	74					120	11	11	9.2
	50	230	288		135	103	84					140	12	14	12.9
	65	290	335		170	132	110	17	8	M16	160	14	18	18.8	18.9
	80	310	362		185	147	126		16			200	17	24	24.8
	100	350	417	8	205	167	146		16	10		250	22	35	34.9
	125	400	481	9	240	196	172	21	19		M20	280	24	44	52.2
	150	500	537	9	270	226	200	21	20	12	M20	320	27	57	68.5

PN4.0, 6.4MPa A-type Dimensions (mm)

PN MPa	DN	Frame dimension		Thickness	Flange							Bolt			hand wheel	Lift Range	Weight(kg)
		L	H ≈
		A Type	A Type	t	D	D1	D2	D3	D4	F	d0	b	n	Th.	D0	S	A Type
4.0	65	310	409	8	175	137	118	110	94	3	17	18	8	M16	250	22	17
	80	350	436	9	190	152	130	121	105	3	20	21	10	M20	280	24	20
	100	400	466	9	225	181	157	150	128	4	21	21	10	M20	280	24	25
6.4	20	160	261	7	105	73	58	51	35	3	13	13	6	M12	100	9	7
	25	180	272		115	83	66	58	42		15	15		M14	120	11	9
	32	200	304		125	93	74	66	50		15	17		M14	120	11	9
	40	230	334		145	107	84	76	60		17	19		M16	160	14	11
	50	250	354	8	155	117	96	88	72		17	20		M16	180	14	13

Drawing of GB T584 Marine Cast Steel Flanged Stop Valve Type AS.png

PN1.0、1.6、2.5MPa AS type Elementary Dimensions(Unit:mm)

Nominal Pressure PN (MPa)	Nominal Diameter DN	Frame dimension L (AS)	Frame dimension H ≈ (AS)	Frame dimension H1 (AS)	Wall Thickness t	Flange D	Flange D1	Flange D2	Flange d0	Flange b	Flange n	Flange Th.	Hand wheel D0	Hand wheel S	Lift Range m	Weight AS (kg)
1.0	200	600	621	275	340	295	268	24	8	-	360	27	68	109.0	104.0
	250	730	721	325	395	350	320	22	26	12	M20	450	32	80	167.0	160.0
	300	850	821	375	445	400	370	22	26	12	M20	500	36	100	225.0	216.0
1.6	100	350	417	175	220	180	158	18	22	8	M16	250	22	35	35.4	33.2
	125	400	465	200	250	210	184						280	24	44	50.5
	150	480	524	225	285	240	212						360	27	57	67.3
	175	540	573	225	315	270	242	22	24	12	M20	450	32	60	92.1	87.8
	200	600	643	275	340	295	268	22	24		M20	450	500	36	68	121.0
	250	730	744	325	405	355	320	26	26		M24	500	36	80	180.0	173.0
2.5	20	150	217	95	105	75	58	14	16	4	M12	80	8	7	5.4	5.4
	25	160	217	100	115	85	68		16			80	100	9	9	6.2
	32	180	236	105	140	100	78		18			120	11	12	8.9	8.3
	40	200	260	115	150	110	88		18		M16	140	12	15	11.2	10.9
	50	230	288	125	165	125	102	18	20	22		160	14	19	14.5	14.2
	65	290	335	145	185	145	122		20	22		200	17	23	21.9	20.6
	80	310	362	155	200	160	133		24	8	M20	250	22	28	28.9	25.8
	100	350	417	175	235	190	158	22	24	8	M20	280	24	35	40.1	37.8
	125	400	493	200	270	220	184		26	26	M24	320	27	42	60.3	58.1
	150	480	556	225	300	250	212		28	26	M24	320	27	42	79.9	73.7

PN4.0、6.4MPa AS Type Elementary Dimensions(Unit:mm)

		Frame dimension	Frame dimension	Wall	Flange	Flange	Flange	Flange	Flange	Flange	Bolt	Bolt	Bolt	Bolt	Hand wheel	Hand wheel	Lift Range	Weight(kg)
		L	H ≈
PN(Mpa)	DN	AS Type	AS Type	t	D	D₁	D₂	D₃	D₄	F	d₀	b	n	Th.	D₀	S	m	AS Type
4.0	65	290	409	8	185	145	122	110	94	3	18	22	8	M16	250	22	19	37.8
	80	310	436	9	200	160	133	121	105		22	24		M16	250	22	23	42.9
	100	350	466	9	235	190	158	150	128		22	24		M20	280	24	28	54.1
6.4	20	230	261	7	130	90	58	51	35		18	22	4	M16	100	9	7	9.3
	25	230	272		140	100	68	58	42		18	24		M16	100	9	7	11.0
	32	260	304		155	110	78	66	50		22	24		M20	120	11	9	13.1
	40	260	334		170	125	88	76	60		22	26			160	14	12	21.7
	50	300	354	8	180	135	102	88	72		22	26			180	14	15	27.2