|
CN111927965A
|
|
Valve rod structure without necking through shaft for valve and butterfly valve
|
|
CN110900273A
|
|
Valve body shaft hole processing mould
|
|
CN110486485A
|
|
A kind of centre-pivoted butterfly valve valve board assembly and centre-pivoted butterfly valve
|
|
CN110185801A
|
|
Special-shaped mesolow sealing ring
|
|
CN109664099A
|
|
The U-shaped assembly and test production system of gate valve
|
|
CN109648492A
|
|
A kind of oblique mould of hard seal gate valve valve body processing sealing surface rotation of wedge-type
|
|
CN109623748A
|
|
A kind of big specification butterfly valve assembly auxiliary operation platform
|
|
CN107741194A
|
|
Oblique valve check-valves bonnet depth of groove and flange bolt hole location test utensil
|
|
CN107726959A
|
|
A kind of tiltedly valve check valve body sealing surface depth testing instruments
|
|
CN107725882A
|
|
A kind of Hand-operated butterfly valve handle for improving application performance
|
|
CN107781501A
|
|
New type handle
|
|
CN107795731A
|
|
Vertical control lead
|
|
CN107782540A
|
|
Dual plate check valve spring life testing machine
|
|
CN106609848A
|
|
Valve plate sealing ring with fluoroplastic cladding layer for soft-sealed double eccentric butterfly valve
|
|
CN104723097A
|
|
Butterfly valve assembling line
|
|
CN104677562A
|
|
Full-automatic butterfly valve sealing performance testing machine and testing method thereof
|
|
CN104647272A
|
|
Butterfly valve assembling machine
|
|
CN104405944A
|
|
Automatic material-saving type single-hole air exhaust valve shell
|
|
CN104482288A
|
|
Nodal wood type simple-locking dial for manual butterfly valve regulating handle
|
|
CN104483073A
|
|
Pressurizing device for horizontally closing valve plate of pneumatic butterfly valve
|
