Q:What's the advantage of using three way valves?

The principle of three way valve:The most obvious three valves and other valves is the difference in appearance, three way valve has three channels, mainly used to change the medium to flow through valve three, which in addition to import A, B, C and reversing port of export, common valve is not capable of changing the flow direction of medium function. The flow direction of the medium can be determined according to requirements.

Q:How much is the 150LB of the valve?

The valve according to the material is divided into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316), chrome molybdenum steel, chromium molybdenum vanadium steel valves, valve, dual phase steel valves, plastic valves, non-standard customized valve material etc..

Q:Which brand of electric valve is good?

SIEMENS (Siemens, Germany); the main HVAC control valve; Johnson (Johnson, America); electric valve; Honeywell (Honeywell, USA); electric control valve for building; Wu mountain (YAMATAKE, Japan); valve; Bo Li Mou (Belimo, Switzerland); Danfoss (Danfoss ball valve, butterfly valve, Denmark); butterfly valve, gate valve, globe valve (aka ARCA, Germany); the control valve iResearch (ARI, Germany); the pressure relief valve, safety valve; Hank (HANK, Germany); pneumatic valve; KITZ (Japan); gate valve, globe valve, butterfly valve, ball valve, check valve; contact SIEMENS, Johnson, Honeywell, Shanwu, aka more;

Q:According to the original valve installed on it, but never demolished, I am afraid to force over, will not be broken? The old valve, that part of the remaining three tubes tight.

The new spool to buy off, installed in the old spool that. You don't have the same brand. You may not be able to load it. It's better to have the same brand

Q:What's the valve specification DN20?

You should be asking, how many inches?DN20 is 3/4

Q:I would like to ask commonly used water valve what kind of? What are the characteristics?

The valve is usually composed of two parts: the actuating mechanism and the valve bodyAccording to the power used by the executing agency, the valve can be divided into four kinds: manual, pneumatic, electric and hydraulic. According to its function and characteristics, it can be divided into on-off valve, regulating valve, electromagnetic valve, electronic type, intelligent type, etc.According to the type of the body: through single seat, through two seater, angular, diaphragm, three links, eccentric rotation, butterfly, sleeve type, spherical and other 10 kinds of; according to the valve body material: cast iron, cast steel, forged steel, carbon steel, stainless steel, copper, plastic valves.

Q:How to suppress the valve?

How does the valve press the pressure test pump?. How much pressure do you need to use the pressure pump for the corresponding specifications?. There is a specially suppressed machine pressure test pump. How much pressure do you need to use the pressure pump for the corresponding specifications?

Q:In the decoration, I do not know where to get the valve, what kind of products should be bought?It is hard to fit the valve in the water inlet of the house. If not, can you? Will it have any effect on future use?

There are two types of valves used for decoration:1. inlet pipe valve: general use of ball valve, can adjust the size of water.2. triangle valve for soft tube: used for water tank, basin, bathtub, toilet, water heater hose and water connection.The water valve is best fitted to facilitate overall or partial maintenance.

Q:1/2, what does 1/4 valve mean? I don't understand. What does this number mean? Have a valve to introduce me, do not copy a pile of online introduction, I want to concise

1/2 is 4 points caliber, =15mm 1/4 is 2 points, caliber concise

Q:What's the difference between a valve and a valve?

The valve does not have an Ethernet platform, and the "one" valve does not contain any other fittings.