Butterfly Valve Without Pin Ductile Iron DN470

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Tianjin
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TT OR LC
Min Order Qty:
50 set
Supply Capability:
50000 set/month

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Product Description:

Centerline structure,pinless double half shaft design.
Disc has two-way bearing, no installation direction requirements.
Non-backed replaceable seat with good performance and a longer working life.
Square and short neck for lable use and cost saving.
Easy installation, no need flange gasket.

 

SizeDN50mm-DN600mm
Design standardAPI609/EN593
End flangeDINPN10/PN16, BS4504PN10/PN16, ANSI class125#/class150#
Face to faceAPI609/EN558-1
Top flangeISO5211
BodyDuctile iron/Cast iron
DiscDuctile iron/CF8/CF8M/C95400/C95500
StemSS420
SeatEPDM/NBR/Viton/PTFE
ActuatorBare shaft/Lever/Gearbox and handwheel
CoatingEpoxy/Nylon/PTFE
PinWith out pin
Suitable mediumWater/Seawater/Sewage/Air/Foodstuff/Oil

 

 

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Q:Gate valve DN65 what does that mean?
Nominal diameter 65 gate valve.This depends on the material of your valve, it is new material, it is to use the outer diameter to do the standard, specifications with 63.75, and so on, because the new material is welded or coated with glue connection. So use the outside diameter as the standard, or the gap will appear.There is also the metal standard, according to the nominal diameter, or flange connection flange and skein skein are industry specifications.When it comes to the end, it must be between the pipe and fittings must be connected.
Q:Function of signal butterfly valve and gate valve
The signal butterfly valve applies to petroleum, chemical, food, medicine, papermaking, water and electricity, ships, water supply and drainage, smelting, energy and other system pipelines. It can be used as regulating and throttling devices in a variety of corrosive, non corrosive gases, liquids, semi fluids, and solid powder pipelines and containers. It is widely used in high buildings, fire protection systems and other piping systems that need to display valve switching status.
Q:Stainless steel gate valve DN150 200300 weight, who knows?
The weight of DN150/200/300 is 134/192/379kg. Of course, different manufacturers may vary in weight, but not much.It's not that heavy at all
Q:What do you mean by gate valve type RVHX-0150-10 and Z45X-16Q?
Z45x-16q, Z means gate valve, 4 means flange connection, 5 refers to dark rod gate valve, X means rubber seal, 16 refers to nominal pressure 1.6MpaRVHX means manual gate valve, 150 refers to the caliber of DN150, and 10 indicates nominal pressure of 1.0MPa
Q:Does the relief valve have a gate valve?
With the ball valve, needle valve, with the valve did not see, but there should be some.
Q:What is the difference between gate valve and gate valve? Is it the same valve?
The valve is driven by the valve stem to make vertical lifting of the plate inside the valve body.Gate valve is the same reason. The gate valve and gate valve have steel gate, parallel double gate and so on.So the gate valve and gate valve are the same valve. It's just a different name.
Q:About fire valve is gate valve or butterfly valve problems?
Disease is generally in accordance with the design requirements, regardless of the butterfly or tie hair to meet the requirements, are two-way valve.
Q:Which is more expensive, bronze gate valve or brass gate valve?
The advantage of casting method is more obvious. The casting of stainless steel is much more difficult than that of brass.
Q:What is plug welding gate valve?
Socket welding valve valve cover design in three forms. The first is forging steel bolt type valve cover, according to this design form design of the valve, the valve body and the valve cover bolt nut connection, spiral wound gasket 316 clamp flexible graphite manufacturing: seal. Customers have special requirements can be used when the metal ring connection. Second design form is the welded bonnet, according to this design form of the valve, the valve body and the valve cover with a threaded connection, welded seal. Customers have special requirements can be used when the third is connected through welding. Self sealing valve cover, according to this design form design of the valve, the valve body and valve cover with a threaded connection, pressure from the dense ring seal.The editing characteristics of 1 valve design and manufacture in accordance with API602 and ASME B16.34. tested according to API 598, marked by MSS-SP-25.2. full diameter or diameter shrinkage 3 rod bracket type 4 self centering sleeve type 5 pressure plate bolt connection, spiral wound gasket seal type valve cover nut connection, welded seal type valve cover and screw connect the internal pressure self tightening type valve cover 6 integral sealing seat 7 socket end with ASME B16.118. threaded end (NPT) with ANSI/ASME B1.20.19. valve can be transformed into the throttle type, needle type, ball type and type check
Q:Why is gate valve or butterfly valve used for water pump?
General pressure is small, use the butterfly valve, when the pressure is big, use the gate valve. The two main function of the valve is to adjust the flow and easy to overhaul.Zibo Boshan new Duke water supply equipment

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