|
CN107940014A
|
|
A kind of ball valve with valve seat regulatory function
|
|
CN107940090A
|
|
A kind of online sewage draining valve
|
|
CN107940091A
|
|
A kind of spiral porous decompression regulating valve
|
|
CN107939987A
|
|
A kind of big torque quick change butterfly valve
|
|
CN107940001A
|
|
A kind of connecting pipe of water meter gate valve
|
|
CN107940044A
|
|
A kind of differential pressure open-close check-valves
|
|
CN107940013A
|
|
A kind of antitheft fuel gas ball valve
|
|
CN107940015A
|
|
A kind of Multifunctional cock valve
|
|
CN107940043A
|
|
A kind of tilt-disc check valve
|
|
CN107940012A
|
|
A kind of ball valve with shock-absorbing function
|
|
CN107939994A
|
|
A kind of balanced type multifunctional regulating valve
|
