共 50 条
- [21] HIGH-FREQUENCY WELDING OF SPIRALLY FINNED TUBES. Soviet Energy Technology (English translation of Energomashinostroenie), 1985, (01): : 70 - 73
- [22] AUTOMATIC CONTROLLER OF CONDITIONS FOR HIGH-FREQUENCY WELDING OF TUBES WELDING PRODUCTION, 1975, 22 (10): : 71 - 72
- [23] Laser welding of butt joints with high-frequency preheating of edges Avtomaticheskaya Svarka, 2001, (11): : 28 - 31
- [24] REDUCING CRATER LENGTH DURING TWIN ARC WELDING OF LARGE DIAMETER STRAIGHT SEAM TUBES AUTOMATIC WELDING USSR, 1967, 20 (06): : 62 - &
- [25] BUTT WELDING OF BOILER TUBES WITH HEATING BY HIGH-FREQUENCY CURRENTS WELDING PRODUCTION, 1972, 19 (04): : 34 - &
- [26] HIGH-FREQUENCY WELDING OF TUBES WITH STRIP FIRST HEATED IN A FURNACE AUTOMATIC WELDING USSR, 1971, 24 (04): : 53 - &
- [27] ELECTRICAL-RESISTANCE OF CONVERGENCE AREA OF EDGES IN HIGH-FREQUENCY WELDING AUTOMATIC WELDING USSR, 1976, 29 (02): : 7 - 9
- [29] FORMING OF SPIRAL SEAM TUBES WITH BUTT WELD MADE BY HIGH-FREQUENCY METHOD AUTOMATIC WELDING USSR, 1972, 25 (03): : 19 - &
- [30] THE DUCTILITY OF HIGH-FREQUENCY LAP WELDED-JOINTS IN SPIRAL SEAM TUBES AUTOMATIC WELDING USSR, 1986, 39 (09): : 33 - 36