GB/T584 Marine Cast Steel Flanged Stop Valve Type B/BS

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 B/BS 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 B/BS

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

Nominal Diameter(mm): DN20~DN300

Model	Nominal Pressure PN (MPa)	Nominal Diameter DN (mm)	Available Medium
Type B	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 BS	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

GB T584 Marine Cast Steel Flanged Stop Valve Type B .png

Elementary Dimensions of Type B Globe Valves for PN1.0, 1.6, 2.5MPa unit: mm

Nominal Pressure PN (MPa)	Nominal Diameter DN				Wall Thickness t	Flange					Bolt			Hand wheel	Lift Range	Weight (kg)
		L	H ≈	H₁
		Type B	Type B	Type B	t	D	D₁	D₂	d₀	b	n (pcs)	Thread	D₀	S	m	Type B
1.0	65	115	277	115	6	155	123	104	15	14	6	M14	140	12	18	12.9
	80	125	304	125	7	170	138	118			8		160	14	24	17.9
	100	150	325	135	8	190	158	138			8		180	14	35	24.0
	125	175	366	155	8	215	183	164			10		200	17	44	33.7
	150	180	415	160	9	240	208	190			12		200	17	57	41.9
1.6	125	175	405	155	8	225	187	168	17	15	10	M16	250	22	44	38.9
1.6	150	180	452	160	9	255	217	196	17	15	12	M16	280	24	57	51.7
2.5	20	75	203	75	6	95	68	48	13	11	4	M12	80	8	7	4.4
	25	80		80		105	73	56	13	12	4	M12	80	8	7	5.0
	32	85	216	85		115	83	64	15	13	6	M14	100	9	9	6.1
	40	90	236	90	7	125	93	74					120	11	11	7.2
	50	95	258	95		135	103	84					140	12	14	12.7
	65	115	301	115		170	132	110	17	15	8	M16	14	18	18.8	18.9
	80	125	321	125		185	147	126		16	8		17	24	24.8	22.7
	100	150	368	135	8	205	167	146		16	10		250	22	35	31.3
	125	175	432	155	9	240	196	172	21	19	10	M20	24	44	52.2	47.9
	150	200	484	175	9	270	226	200	21	20	12	M20	320	27	57	60.3

PN	DN	Structure dimension			Thickness t	flange					bolt		Hand wheel		Lift	Weight(kg)
(MPa)	(mm)	L	H	H1		flange					bolt		Hand wheel		Range m	Weight(kg)
		BS	BS	BS		D	D1	D2	d0	b	n	Th.	D0	S		BS
1	200	275	543	275	10	340	295	268	22	24	8	M20	360	27	68	104
	250	325	623	325	11.5	395	350	320	22	26	12	M20	450	32	80	160
	300	375	696	375	13	445	400	370	22	26	12	M20	500	36	100	216
1.6	65	145	300	145	7	185	145	122	18	20	4	M16	160	14	18	19.9
	80	155	325	155	8	200	160	133	18	20	8	M16	200	17	24	24.5
	100	175	368	175	8	220	180	158	18	22	8	M16	250	22	35	33.2
	125	200	405	200	8	250	210	184	18	22	8	M16	250	22	44	46.1
	150	225	452	225	9	285	240	212	22	24	8	M20	280	24	57	62.1
	175	225	505	225	10	315	270	242	22	24	8	M20	360	27	60	87.8
	200	275	565	275	10	340	295	268	22	24	12	M20	450	32	68	116
	250	325	646	325	11.5	405	355	320	26	26	12	M24	500	36	80	173
2.5	20	95	203	95	6	105	75	58	14	16	4	M12	80	8	7	5.4
	25	100	203	100	6	115	85	68	14	16	4	M12	80	8	7	6.1
	32	105	216	105	6	140	100	78	18	18	4	M16	100	9	9	8.3
	40	115	236	115	7	150	110	88	18	18	4	M16	120	11	12	10.9
	50	125	258	125	7	165	125	102	18	20	4	M16	140	12	15	14.2
	65	145	301	145	7	185	145	122	18	22	8	M16	160	14	19	20.6
	80	155	321	155	8	200	160	133	18	24	8	M16	200	17	23	25.8
	100	175	368	175	8	235	190	158	22	24	8	M20	250	22	28	37.8
	125	200	432	200	9	270	220	184	26	26	8	M24	280	24	35	58.1
	150	225	484	225	9	300	250	212	26	28	8	M24	320	27	42	73.7

PN4.0, 6.4MPa Type BS Globe Valve Basic Dimensions Elementary Dimensions mm

PN	DN	Structure dimension			Thickness	flange								bolt		Hand wheel
(MPa)	(mm)	L	H	H1	t	flange								bolt		Hand wheel
		BS	BS	BS		D	D1	D2	D3	D4	f	d0	b	n	Th.	D0	S
4	65	145	374	145	8	175	137	118	110	94	3	17	18	8	M16	250	22
	80	155	394	155	9	190	152	130	121	105	3	17	18	8	M16	250	22
	100	175	416	175	9	225	181	157	150	128	4	21	21	10	M20	280	24
6.4	20	15	243	115	7	105	73	58	51	35	3	13	13	6	M12	100	9
	25	115	253	115	7	115	83	66	58	42	3	15	15	6	M14	100	9
	32	130	281	130	7	125	93	74	66	50	3	15	17	6	M14	120	11
	40	130	310	130	7	145	107	84	76	60	3	17	19	6	M16	160	14
	50	150	323	150	8	155	117	96	88	72	3	17	20	6	M16	180	14