Die for girth welding between cylindrical thin-wall part and annular part
The utility model discloses a die for girth welding between a cylindrical thin-wall part and an annular part. The die comprises a base, a supporting ring and a pressing block. A circular groove is formed in the upper surface of the base, the inner diameter of the groove is the same as the outer diam...
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Format: | Patent |
Sprache: | chi ; eng |
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