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GB MARINE VALVE

Marine Cast Steel Quick Closing Globe Valve GB/T5744-1993

Marine Cast Steel Quick Closing Globe Valve GB/T5744-1993:

1.Design standard:GB/T11689.

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

3.End type:Flange.

4.PN:0.25Mpa.

5.DN:20mm-150mm.

6.Main material:

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

7.Application:Oil piping.

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

Chart 1 Fundamental dimensions of type AS/AQ/BS/BQ:

DN	L		H		L1	L2	Thickness	Flange					Bont		Hand whee		Lift Range	Cylin der Volume	Weight(kg)
(mm)	AS AQ	BS BQ	AS AQ	BS BQ	L1	L2	t	D	Di	D2	do	b	n	Th	Do	S	m	V(cm3)	AS	AQ	BS	BQ
20	150	95	240	320	143	44	6	95	68	48	13	1 1	4	M12	80	8	7	27	5.8	6.7	6.2	7.1
25	160	100	242	325	143	44	6	105	73	56	13	12	4	M12	80	8	9	27	6.6	7.5	6.8	7.7
32	180	105	245	330	143	44	6	1 15	83	64	15	13	6	M14	100	9	9	27	7.1	8.0	7.0	7.9
40	200	115	274	365	143	48	6	125	93	74	15	13	6	M14	120	1 1	12	27	10.1	11.0	9.6	10.5
50	230	125	283	381	143	49	7	135	103	84	15	13	6	M14	140	12	15	27	11 6	12 5	12.6	13.5
65	290	145	325	437	155	58	7	155	123	104	15	14	6	M14	140	12	19	58	18.7	20.0	16.7	18.0
80	310	155	350	466	155	58	7	170	138	118	15	14	8	M14	160	14	23	58	23.7	25.0	22.7	24.0
100	350	175	375	500	155	62	8	190	158	138	15	14	8	M14	180	14	30	58	31.8	33.0	27.8	29.0
125	400	200	400	540	155	68	9	215	183	164	15	14	10	M14	200	17	36	58	37.8	39.0	33.8	35.0
150	480	225	430	580	155	75	10	240	208	190	15	14	12	M14	225	19	45	58	47.8	49.0	38.8	40.0

Chart 2 Fundamental dimensions of type ASS/AQS/BSS/BQS:

DN	L		H		L1	L2	Thickness	Flange					Bont		Hand whee		Lift Range	Cylin der Volume	Weight(kg)
(mm)	ASS AOS	BSS BOS	ASS AQS	BSS BQS	L1	L2	6	D	Di	D2	do	b	n	Th	Do	S	m	V(cm3)	ASS	AOS	BSS	BOS
20	150	95	240	320	143	44	6	90	65	50	11	14	4	M10	80	8	7	27	6.8	7.6	7.2	8.0
25	160	100	242	325	143	44	6	100	75	60	11	14	4	M10	80	8	9	27	7.6	8.4	8.0	8.8
32	180	105	245	330	143	44	6	120	90	70	14	16	4	M12	100	9	9	27	9.2	10.0	9.0	9.8
40	200	115	274	365	143	48	6	130	100	80	14	16	4	M12	120	11	12	27	12.2	13.0	11.8	12.6
50	230	125	283	381	143	49	7	140	110	90	14	16	4	M12	140	12	15	27	14.9	15.7	15.9	16.7
65	290	145	325	437	155	58	7	160	130	110	14	16	4	M12	140	12	19	58	21.5	22.7	19.5	20.7
80	310	155	350	466	155	58	7	190	150	128	18	18	4	M16	160	14	23	58	25.8	27.0	24.8	26.0
100	350	175	375	500	155	62	8	210	170	148	18	18	4	M16	180	14	30	58	38.8	40.0	34.8	36.0
125	400	200	400	540	155	68	9	240	200	178	18	20	8	M16	200	17	36	58	46.3	47.5	42.3	43.5
150	480	225	430	580	155	75	10	265	225	202	18	20	8	M16	225	19	45	58	59.8	61.0	50.8	52.0