GB/T 2029 Marine Cast steel Suction Sea Valve

GB/T 2029 Marine Cast steel Suction Sea Valve

GB/T 2029 Marine Cast steel Suction Sea Valve

Materials of main parts

Body Material: Cast steel

Disc Material: Cast Tin Bronze

Stem Material: Aluminum Bronze

Overview

Application: This GB/T 2029 Marine Cast steel Suction Sea Valve is designed for marine applications involving sea water, fresh water.

Material Specification:

Parts Name	Material
	Name	Marks
Body 、Cover	Cast steel	ZG230-450
Disc Seat	Cast tin bronze	ZCuSn10Zn2
Stem	Aluminum bronze	QA19-2

Technical Specifications:

Model: GB/T 2029 Marine Cast steel Suction Sea Valve

Nominal Pressure PN Mpa	Nominal Diameter DN mm	Applicable medium
0.4	80 ~ 500	Sea water, fresh water

Dimensions(mm)

Size for Type B:

DN (mm)	Structure Dimension		Flange					Bolt		Thickness t	handle D0	lift range m	Weight(kg)
	Structure Dimension		Flange					Bolt
	L	H	D	D1	D2	b	d0	n	Th.
50	95	230	135	103	84	13	15	6	M14	7	140	16	14.4
65	115	240	155	123	104	13	15	6	M14	7	140	20	17.6
80	125	260	170	138	118	14	15	8	M14	7	160	24	16.8
100	135	280	190	158	138	14	15	8	M14	8	180	30	21.8
125	160	310	215	183	164	14	15	10	M14	8	200	40	30.8
150	175	340	240	208	190	14	15	12	M14	9	225	48	47.8
200	220	375	295	264	247	15	15	12	M14	9	280	60	68.4
250	260	425	365	327	306	16	17	14	M16	10	360	70	104.0
300	300	480	430	386	360	19	22	14	M20	11	400	78	167.0
350	320	560	480	436	410	20	22	16	M20	11	450	100	221.0
400	380	640	530	486	460	21	22	16	M20	12	500	110	292.0

Size for Type BS:

DN (mm)	Structure Dimension		Flange					Bolt		Thickness t	handle D0	lift range m	Weight(kg)
	Structure Dimension		Flange					Bolt
	L	H	D	D1	D2	b	d0	n	Th.
50	125	230	140	110	90	16	14	4	M12	7	140	16	15.1
65	145	240	160	130	110	16	14	4	M12	7	140	20	17.6
80	155	260	190	150	128	18	18	4	M16	7	160	24	21.0
100	175	280	210	170	148	18	18	4	M16	8	180	30	25.7
125	200	310	240	200	178	20	18	8	M16	8	200	40	36.5
150	225	340	265	225	202	20	18	8	M16	9	225	48	59.8
200	275	375	320	280	258	22	18	8	M16	9	280	60	80.7
250	325	425	375	335	312	24	18	12	M16	10	360	70	121.0
300	375	480	440	395	365	24	22	12	M20	11	400	78	184.0
350	425	560	490	445	415	24	22	12	M20	11	450	100	247.0
400	475	640	540	495	465	24	22	16	M20	12	500	110	324.0
450	500	720	595	550	520	24	22	16	M20	12	550	150	467.2
500	525	800	645	600	570	26	22	20	M20	13	600	155	550.9

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