Marine Cast Steel Screw Down Vertical Storm Valve CB/T3477-2013 Type A/AS

Marine Cast Steel Screw Down Vertical Storm Valve CB/T3477-2013 Type A/AS:

China Marine Cast Steel Screw Down Vertical Storm Valve CB/T3477-2013 Type A/AS:

Marine Cast Steel Screw Down Vertical Storm Valve CB/T3477-2013 is the ship side valve to discharge sewage or waste water and prevent outboard water pouring.It is can closed by the handwheel.

Technical Specification:

Design Standard:CB/T3477-2013

Test Standard: GB/T600

Hydraulic Test Pressure for Body: 0.5Mpa

Type A- Straight Type, Flange size as per GB569

Type AS-Straight Type, Flange size as per GB2501

Type B- Angle Type, Flange size as per GB569

Type BS-Angle Type, Flange size as per GB2501

Type	Nominal Pressure (Mpa)	Nominal Size (mm)	Applicable medium
A,AS,B,BS	0.5	50-150	sea water, fresh water & sewage

Main Parts & Material:

Body-Cast Steel

Bonnet-Cast Steel

Disc-Bronze

Stem-Bronze

Clamp Material-Brass

Main Size List(mm):

For Type A,B:

nominal diameter	structure dimension							Thickness δ	flange connection dimension					bolt		hand wheel		Lift Range m	Weight(kg)
	structure dimension							Thickness δ	flange connection dimension					bolt		hand wheel			cast steel
	H	H1	H2	H3	L	L1	L2	cast steel	D	D1	D2	b	d0	n	Th.	Do	S		A	B
50	210	170	360	327	135	90	100	7.5	135	103	84	13	15	6	M14	80	11	40	12	13
65	240	200	385	342	142	110	110	8.0	155	123	104	14	15	6	M14	80	11	45	17	19
80	260	220	400	370	155	120	120	8.5	170	138	118	14	15	8	M14	80	11	45	22	24
100	280	250	430	393	172	130	137	9.0	190	158	138	14	15	8	M14	80	11	45	30	35
125	330	270	465	407	195	150	160	10.0	215	183	164	14	15	10	M14	80	11	65	44	50
150	360	310	490	437	213	165	174	11.0	240	208	190	14	15	12	M14	120	11	65	52	67

For Type AS, BS:

nominal diameter	structure dimension							Thickness δ	flange connection dimension					bolt		hand wheel		Lift Range m	Weight(kg)
	structure dimension							Thickness δ	flange connection dimension					bolt		hand wheel			cast steel
	H	H1	H2	H3	L	L1	L2	cast steel	D	D1	D2	b	d0	n	Th.	Do	S		AS	BS
50	210	170	360	327	135	90	100	8.0	140	110	90	16	14	4	M12	80	11	40	12	13
65	240	200	385	342	142	110	110	8.0	160	130	110	16	14	4	M12	80	11	45	17	19
80	260	220	400	370	155	120	120	9.0	190	150	128	18	18	4	M16	80	11	45	22	24
100	280	250	430	393	172	130	137	9.0	210	170	148	18	18	4	M16	80	11	45	30	35
125	330	270	465	407	195	150	160	10.0	240	200	178	20	18	8	M16	80	11	65	44	50
150	360	310	490	437	213	165	174	10.0	265	225	202	20	18	8	M16	120	11	65	52	67