Q:G what's the meaning of the valve?

Valve with other function or with other special mechanism, fill in a Chinese language before the valve type code number

Q:What kind of valve is it? How do you see the status of the switch?

Globe valve, not ball valveClockwise (Bell) needle to reduce the flow to the end of the shutdown, the counter clockwise to open. You can turn the multi circle plate will also lift up and down. The spindle, to the top is open, down to the edge off.The ball valve has a strip handle, the line is connected, and the cross is turned off

Q:Chinese valve and a valve which is better?

These two brands are domestic big brands, as long as the quality is good, good appearance, good after-sales service on the line, as for the brand, it is a personal choice

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.

1. Prepare the glue and saw blade. Disengaging bracket.2, using a hand saw from the valve mouth (spool near) transverse incision.3, the center will be on the move, the longitudinal incision, be careful not to damage the inner tube.4. Clean the pipe mouth, pipe and new valve coating, install the valve.Turn left and turn right |

Q:A kitchen, 2 bathrooms, in addition to the toilet, toilet (only cold water), the rest need hot and cold water supply, and hot water by solar water heaters and gas water heater selection. The kitchen is mainly a sink, each toilet for toilet, shower, washbasin, separate cold water faucet. I don't know how many metal materials I'll use now Thank youThe waterways are all dark!

Generally, a toilet needs 5-6 triangle valves, namely: 1 under the toilet, 2 on the shower, 1 water inlet, 2 under the sink, and two in the kitchen sink.

Q:the use of natural connections, is strictly prohibited counterparts. What do you mean by "strong opposition"?

Strength of the corresponding meaning is: the valve used to connect the original way of normal connection, such as silk mouth with the same specifications of the silk mouth connection. You can't connect the wires with different sizes.The pipe clamp is fixed in the counterpart application, from the interface at 200mm was measured with a ruler, when the nominal diameter is less than 100mm, the tolerance of sigma <1mm, when the nominal diameter is greater than 100mm, tolerance for a <2mm, but the length of tolerance is less than 10mm, no strong counterpart or eccentric pad counterpart.

Q:I would like to ask this valve (not too clear, is it possible to call the valve), what is the specific name of the professional? Where can I buy it?

I think it's the filter. The valve unit you know, you know, or Baidu. Then contact.

Q:What's the caliber of the valve 1/4?

DN6Metric corresponding tableDN3 1/8DN4 5/32DN6 1/4DN8 5/16DN10 3/8DN15 1/2''DN20 3/4''DN25 1''DN32 1-1/4''DN40 1-1/2''DN50 2''DN65 2-1/2''DN80 3''DN100 4''DN125 5DN150 6DN200 8DN250 10DN300 12DN400 16DN450 18DN500 20DN600 24

Q:What does valve 41F-40C mean?

Incomplete model4 is the flange1 is the formF is seat material, fluoroplastic, ptfe,40 nominal pressure 40 kgC body material carbon steelFront also have to add valve category code, such as manual ball valve, Q41F-40C manual code is 0, but this 0 we don't write out, so only written Q41F-40C electric ball valve, Q941F-40C 9 represents electricGate valve is Z41F-40C

Q:What does the "PN" mark on the valve mean?

The valve will usually be marked with "DN.PN." these two signs,DN refers to the valve path, and PN refers to the pressure levelFor example: DN25, PN16Refers to the valve diameter of 25mm valve, the pressure is 16 kg (1.6Mpa)