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叙述了在二段式煤气炉的主要受压件水套上,采用了单面焊双面成型技术,可靠地解决了环缝的反面焊接问题,成功地把CO_2焊封底技术用于生产。
The paper describes the double-side forming technology of single-side welding on the main pressure part water jacket of the two-stage gas furnace, which solves the welding problem of the reverse seam of the girth seam successfully and successfully applies the CO_2 back-sealing technology to the production.