Non rising stem elastic seat seal gate valve

Short Description:

Z45x Non rising stem gate valve elastic seat seal gate valve uses the deformation compensation function of the whole gate valve to produce a good sealing effect, overcomes the phenomenon of poor sealing, water leakage and rust of general gate valve, and saves installation control more effectively. It can be widely used as regulator and throttling device in water, sewage, construction, petroleum, chemical, food, medicine, light textile, electric power, ship, metallurgy, energy system and other fluid pipelines.

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Product Detail

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Technical parameters of Non rising stem resilient seated gate valve

Nominal pressure：1.0~2.5MPa

Nominal diameter：50~1200mm

working temperature：0~80℃

Applicable media: water, gas, etc

Flange standard：GB/T 17241.6、GB/T 9113、EN1092、ASME B16.5

Test standard：GB/T 13927、API 598

Material of main parts of Non rising stem elastic seat sealing gate valve

Serial number	Part name	texture of material
1	valve body	Ductile iron and cast steel
2	Ram	Nodular cast iron coated with EPDM or NBR
3	Hexagon socket bolt	Carbonization treatment
4	seal ring	Nitrile rubber
5	Valve cover	Ductile iron and cast steel
6	Stem	stainless steel
7	“O” ring	Nitrile rubber
8	Thrust bearing	Tin bronze
9	Bolt	stainless steel
10	Gland	Ductile iron and cast steel
11	dust cover	Nitrile rubber
12	Handwheel (driving cap)	cast iron

Design drawing of Non rising stem elastic seat seal gate valve

Main connection dimensions mm

DN		50	65	80	100	125	150	200	250	300	350	400	450	500	600
L	F4	150	170	180	190	200	210	230	250	270	290	310	330	350	390
	BS	178	190	203	229	254	267	292	330	356	381	406	432	457	508
	F5	250	270	280	300	325	350	400	450	500	550	600	650	700	800
Ha		313	332	372	424	497	562	680	837	948	1010	1220	1280	1480	1665
Hc		355	375	415	476	540	600	720	875	990	1050	1245	1310	1560	1750