Partially consumable spacer chill ring
Partially consumable spacer chill rings and their use in welding
Pipe connecting member
Pipe connector having mechanical and fusion connections
Pipe fitting having notches therein for receiving a bead
Pipe fitting with thermoelectric adhesion
Pipe fittings
Pipe joining system and method
Pipe joint
Pipe joint
Pipe joint
Pipe joint connecting plastic pipes and process of making such j
Pipe joints
Pipe joints
Pipe spacer used in welding
Pipes base on polyolefin resin for manufacturing pipelines and c
Pipes, based on polyamide and polyolefin, for gas...
Plastic pipe fitting
Plastic pipe fittings
Plastic pipe joint