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GB MARINE VALVE

Marine Cast Iron Bi-row Stop Valve case GB/T2499-1983

Marine Cast Iron Bi-row Stop Valve case GB/T2499-1983:

1.Design standard:GB/T11689.

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

3.End type:Flange.

4.PN:0.6/1.0Mpa.

5.DN:40mm-250mm.

6.Main material:

Body/Bonnet:HT200;
Seat:SS410/BC6;
Stem:SS410/BRASS;
Disc:SS410/BC6.

7.Application:Sea water and fresh water piping.

Chart 1 Fundamental dimensions of type R and S:

PN	DN		L						Thick ness	L3					Inlet DN1					Bolt		Outlet DN2					Bolt		wheel		Lift Range	Weight(kg)
MPa	DN1	DN2	R	S	L1	L2	H	H1	t	R	S	B	B1	d3	D	D1	D2	b1	d1	ni	Th	D3	D4	Ds	b2	d2	ni	Th	Do	S	m	R	S
1.0	40	50	380	540	110	160	236	160	8	210	370	95	50	13	125	93	74	16	15	16	M14	135	103	84	16	15	6	M14	120	11	12	42.5	62.5
	50	65	420	600	120	180	257	165	8	230	410	100	50	15	135	103	84	16	15	15	M14	155	123	104	15	15	6	M14	140	12	15	54.0	77
	65	80	440	620	130	180	270	180	9	230	410	120	50	15	155	123	104	15	15	15	M14	170	138	118	15	15	8	M14	140	12	19	76.5	109.5
	80	100	480	680	140	200	300	202	9	260	460	130	60	17	170	138	118	15	15	15	M14	190	158	138	15	15	8	M14	160	14	23	97	145
	100	125	570	800	170	230	309	235	10	290	520	150	60	17	190	158	138	15	15	15	M14	215	183	164	15	15	10	M14	180	14	28	136	196
	125	150	650	900	200	250	355	275	10	310	560	160	60	17	215	183	164	15	15	16	M14	240	208	19C	16	15	12	M14	200	17	35	176	252
	150	200	740	1020	230	280	410	295	11	340	620	175	60	17	240	208	190	16	15	16	M14	295	264	247	16	15	12	M14	200	17	42	228	315
0.6	200	250	940	1320	280	380	510	370	11	470	850	225	70	21	295	264	247	16	15	18	M14	365	327	306	18	17	14	M16	360	27	560	276	396
0.6	250	300	1180	1640	360	460	625	440	13	560	1020	270	75	23	365	327	306	18	17	19	M16	430	386	36C	19	21	14	M20	360	27	75	410	482

Chart 2 Fundamental dimensions of type RS and SS:

PN	DN		L						Thick ness	L3					Inlet DN1					Bolt		Outlet DN2					Bolt		Hand wheel		Lift Range	Weight(kg)
MPa	DDN1	DN2	RS	SS	L1	L2	H	H1	t	RS	SS	B	B1	d3	D	D1	D2	b1	d1	ni 个	Th	D3	D4	Ds	b2	d2	ni 个	Th	Do	S	m	RS	SS
1.0	40	50	410	590	115	180	236	160	8	230	410	95	50	14	150	110	88	18	18	4	M16	165	125	102	20	18	4	M16	120	11	11	49.4	69.4
	50	65	445	640	125	195	258	165	8	245	440	100	50	16	165	125	102	20	18	4	M16	185	145	122	20	18	4	M16	140	12	14	62.6	85.6
	65	80	505	720	145	215	277	180	9	265	480	120	50	16	185	145	122	20	18	4	M16	200	160	133	22	18	8	M16	140	12	19	86.3	119.3
	80	100	540	770	155	230	304	202	9	290	520	130	60	18	200	160	133	22	18	8	M16	220	180	158	24	18	8	M16	160	14	26	109.3	157.3
	100	125	610	870	175	260	325	235	10	320	580	150	60	18	220	180	158	24	18	8	M16	250	210	184	26	18	8	M16	180	14	35	151.7	211.7
	125	150	695	990	200	295	366	275	10	355	650	160	60	18	250	210	184	26	18	8	M16	285	240	212	26	22	8	M20	200	17	44	198.0	274.0
	150	200	800	1150	225	350	410	295	11	410	760	175	60	18	285	240	212	26	22	8	M20	340	295	268	28	22	8	M20	200	17	52	249.0	336.0
0.6	200	250	940	1330	275	390	543	370	11	470	860	225	70	18	320	280	258	22	18	8	M16	375	335	312	24	18	12	M16	360	27	68	295.1	415.1
0.6	250	300	1130	1610	325	480	623	425	13	570	1050	270	75	22	375	335	312	24	18	12	M16	440	395	365	24	22	12	M20	450	32	80	425.0	497.0