FIELD: welding. SUBSTANCE: pipes to be welded are clamped to ensure free overhang. Then they are aligned and their ends are heated to a temperature close or equal to melting point. After free overhang and temperature field gradient reach definite values upsetting is performed. EFFECT: high quality of welding of thin-walled pipes.
| Title | Year | Author | Number |
|---|---|---|---|
| THROUGH DEFECT REPAIR METHOD | 1992 |
|
RU2041041C1 |
| PIPE-LAYING BARGE WITH PIPE-WELDING SET | 0 |
|
SU1327403A1 |
| METHOD OF FLASH-BUTT RESISTANCE WELDING OF PARTS OF VARIUOS THICKNESS | 0 |
|
SU1094697A1 |
| METHOD OF BUTT RESISTANCE WELDING BY FUSION | 0 |
|
SU1815072A1 |
| METHOD FOR BUTT-WELDING OF THERMOPLASTIC PIPES | 0 |
|
SU573363A1 |
| HEATER FOR RESISTANCE BUTT WELDING OF THERMOPLASTIC TUBES | 0 |
|
SU753663A1 |
| HEATER FOR CONTACT BUTT WELDING OF THERMOPLASTIC PIPES | 0 |
|
SU763121A1 |
| MACHINE FOR RESISTANCE BUTT WELDING OF LARGE DIAMETER TUBES | 0 |
|
SU977124A1 |
| DEVICE FOR RESISTANCE BUTT WELDING OF THERMOPLASTIC PIPES | 0 |
|
SU1742092A1 |
| METHOD OF BUTT-WELDING BY CONTINUOUS FLASHING | 0 |
|
SU737156A1 |
