Product Details

Marine Flange Cast Iron Gate Valve with good price

Gate valve is a valve that the valve plate moves along the vertical direction in the pipeline.

Advantages of gate valve:

1.Small fluid resistance

2.The torque for opening and closing is small, so it is easy to open and close.

3.The medium flowing direction is not restricted, and it doesn't disturb flowing and reducethe pressure of pipeline.

4. Short length structure

5. Good sealing performance

6. Simple shape, good casting process, widely used

Specification

Parts name	material		Application medium
Parts name	name	marks	Application medium
Body/cover/flashboard	Gray cast iron	HT200	Oil,satruated steam, gas and pulsation water
stem	brass	Cuzn40pb2
Seal ring	Cast tin bronze	ZCuSn5pb5Zn5

DN (mm)	Structure dimension			Connection dimension of flange					Weight (kg)
DN (mm)	L	H	D0	D	D1	b	n	d0	Weight (kg)
50	180	285	125	130	105	16	4	15	13.5
65	190	330	140	155	130	18	4	15	19.0
80	200	380	160	180	145	18	4	19	24.2
100	230	430	180	200	165	20	8	19	35.3
125	250	495	200	235	200	20	8	19	48.1
150	270	560	224	265	230	22	8	19	65.3
200	290	680	280	320	280	24	8	23	103
250	330	800	355	385	345	26	12	23	164
300	370	920	400	430	390	28	12	23	236
350	410	1000	450	480	435	30	12	25	307
400	470	1100	500	540	495	30	16	25	405
450	500	1420	560	605	555	30	16	25	556
500	550	1500	560	655	605	32	20	25	700
550	600	1650	630	720	665	32	20	27	878
600	660	1680	710	770	715	32	20	27	1120