INTERNAL CLAMP FOR ASSEMBLY AND WELDING OF ANNULAR SEAMS WITH THE FORMATION OF THE REVERSE SIDE OF THE SEAM
FIELD: mechanical engineering.SUBSTANCE: invention relates to an internal clamp for the assembly and welding of annular seams with the formation of the reverse side of the seam during arc welding by melting. The clamp consists of at least two rotating rollers located in a vertical plane, one of whic...
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