Flanged Cast Steel Globe Valve

Flanged Cast Steel Globe Valve:

1. Standard: GB/T 584-1999

2. Flange standard: GB 2501-89

3. Material: ZG230-450 for body and bonnet, steel 25 for disc, 2Cr13 for stem.

Specification of Flanged Cast Steel Globe Valve:

Type	Nominal Pressure Mpa	Nominal Diameter mm	Suitable Medium
A.B	1.0	65-150	Fresh water, lube oil, fuel oil and steam(≤300℃)
	1.6	125-150
	2.5	20-150
	4.0	65-100	Fresh water, lube oil, fuel oil and steam(≤400℃)
	6.4	20-50	Fresh water, lube oil, fuel oil and steam(≤400℃)
AS.BS	1.0	200-300	Fresh water, lube oil, fuel oil and steam(≤300℃)
	1.6	100-250	Fresh water, lube oil, fuel oil and steam(≤300℃)
	2.5	20-150	Fresh water, lube oil, fuel oil and steam(≤400℃)
	4.0	65-100
	6.4	25-50

Nominal Pressure Mpa	Nominal Diameter DN	Flange Connection Dimension				Height		Structure Length
Nominal Pressure Mpa	Nominal Diameter DN	D	C	n	d	AS type	BS type	AS type	BS type
1.0	200	340	295	8	22	621	543	600	275
	250	395	350	12	22	721	623	730	325
	300	445	400	12	22	821	696	850	375
1.6	100	220	180	8	18	417	368	350	175
	125	250	210	8	18	465	405	400	200
	150	285	240	8	22	524	452	480	225
	200	340	295	12	22	643	565	600	275
	250	405	355	12	26	744	646	730	325
2.5	20	105	75	4	14	217	203	150	95
	25	115	85	4	14	217	203	160	100
	32	140	100	4	18	236	216	180	105
	40	150	110	4	18	260	236	200	115
	50	165	125	4	18	288	258	230	125
	65	185	145	8	18	335	301	290	145
	80	200	160	8	18	362	321	310	155
	100	235	190	8	22	417	368	350	175
	125	270	220	8	26	493	432	400	200
	150	300	250	8	26	556	484	480	225

Nominal Pressure Mpa	Nominal Diameter DN	Flange Connection Dimension						Structure Length
		Flange Connection Dimension						L		H
		D	C	D1	D2	n	d	A type	B type	A type	B type
4.0	65	185	145	94	110	8	18	290	145	409	374
	80	200	160	105	121	8	18	310	155	436	394
	100	235	190	128	150	8	22	350	175	466	416
6.4	20	130	90	35	51	4	18	230	115	261	243
	25	140	100	42	58	4	18	230	115	272	253
	32	155	110	50	66	4	22	260	130	304	281
	40	170	125	60	76	4	22	260	130	334	310
	50	180	135	72	88	4	22	300	150	354	323