Iron Butterfly Valve DN100

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Product Description:

Material

BodyGrey iron A126 class B, ductile iron A536
DiscGrey iron, ductile iron, stainless steel,
Stemcarbon steel, stainless steel
SeatEPDM, PTFE, NBR
BushingPTFE, Bronze

Specifications

SizeDN25-1200 (1”-48”)
PressurePN10/16( 150/200 PSI)
Actuatorhandle/gear box /pneumatic /electric
StandardAPI, ANSI , DIN, BS, JIS
Connectionwafer type, flange type, lug type, U type, Grooved type

Features

1. Long service life, standing the test of tens thousands opening/closing operations;

2.PTFE bushing ensure the maximum shaft support and centralized alignment360 degree polished disc assures positive  on-off;  

     3. Bubbles-tight sealing with no leakage under the pressure test;

    4. Wide selection of materials , applicable to various medium

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Q:What is the national standard for clip butterfly valves?
GB/T 12238-2008 "flange and clip connection elastic seal butterfly valve"GB/T 26144-2010 flanged and clip on steel lined fluoroplastic butterfly valvesJB/T 8527-1997 "metal sealed butterfly valve"
Q:What kinds of butterfly valves are available? What is the working principle of butterfly valves?
Divided by way of drive(1) electric butterfly valve(2) pneumatic butterfly valve;(3) hydraulic butterfly valve;(4) manual butterfly valve;In the form of structure:(1) Central sealed butterfly valve(2) single eccentric sealed butterfly valve(3) double eccentric sealed butterfly valve(4) three eccentric sealed butterfly valve;Sealing surface material score:(1) soft sealing butterfly valve.1) the sealing pairs are made of non-metallic soft materials, which are made of non-metallic soft materials.2) the sealing pair is made of metal hard material and is made of non-metallic soft material.(2) metal hard sealing butterfly valve. The sealing pair is made of metal hard material and is made of metal hard material.
Q:How to control the single acting pneumatic butterfly valve?
Single acting pneumatic butterfly valve, Luoyang crown butterfly pneumatic butterfly valve, mainly divided into two types of normally open and normally closed. What kind of effect do you want to achieve?
Q:Gate valve and butterfly valve which is installed when there is a direction?
Do not require frequent opening and closing, and keep gate fully open or fully closed. Not suitable for use as a regulator or throttling.
Q:Butterfly valve D41W-1, 41, W, 1, respectively, what does that mean?
This butterfly valve in our factory called butterfly, 4 represents the connection of the flange connection flange is French, 41 in 1 on behalf of butterfly valve, W represents the body seal, is C that is actually the correct type of cast steel, should be D41W-1C. Suitable for ventilation, smoke, and these media.
Q:Do you use the straight stem butterfly valve in the fire fighting engineering?
Only the gate valve clearly rod and dark pole, butterfly valve classification is the clamp type and flange type, Zhengzhou butterfly valve factory, Mr. Zhao
Q:Gate valve, butterfly valve and so on can do the valve so that?
Yes, but the accuracy of the adjustment is not high. Just about. To adjust the flow, please use flow control valve.
Q:What does "D341X-16Q" mean?What do D341-16Q letters and numbers mean for butterfly valves?
D - valve type code: Butterfly valve;3 - valve drive mode code: worm gear;4 - valve connection form code: flange;1 - valve structure type code: vertical plate type;X - seat sealing surface or lining material code: rubber;16 - nominal pressure value: PN1.6MPa;Q - body material code: QT400 - 15.
Q:What's the difference between butterfly valves and check valves?
Butterfly valve is manual, only switch function.The check valve is an automatic valve, which prevents backflow of the pipe medium.
Q:How much is the Honeywell butterfly DN300?
Find the agent or find a reliable valve plant a lot of foreign brands are in Chinese OEM so find a reliable factory is relatively good service to keep up

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