Marine Bronze Suction Sea Valve GB T2030 1980

Marine Bronze Suction Sea Valve GB T2030 1980

Marine Bronze Suction Sea Valve GB/T2030-1980:

1. Technical data.

PN(Mpa)	DN(mm)	Available medium
0.4	80-400	Sea water

2. Materials of major parts.

Parts Name	Material
Parts Name	Name	Marks
Body and Cover	Cast tin bronze	ZCuSn10Zn2
Disc and Seat	Cast tin bronze	ZCuSn10Zn2
Stem	Aluminum bronze	QA19-2

3. Diagram drawing.

Marine sea valve diagram drawing

D. Specification.

DN	Frame dimension		Flange					Bolt		Hand wheel (D0)	Lift range (m≈)	Weight (kg)
DN	L	H≈	D	D1	D2	b	d	n	Th	Hand wheel (D0)	Lift range (m≈)	Weight (kg)
80	125	360	170	138	118	14	15	8	M14	160	24	19.0
100	135	415	190	158	138			8		180	30	23.6
125	160	470	215	183	164			10		200	40	31.2
150	175	506	240	208	190			12		225	48	49.8
200	220	595	295	264	247	15		12		280	60	70.0
250	260	698	365	327	306	16	17	14	M16	360	70	111.0
300	300	780	430	386	360	19	22	14	M20	400	78	170.3
350	320	910	480	436	410	20		16		450	100	229.0
400	380	960	530	486	460	21		16		500	110	299.0

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