Production method for optimizing drawing performance of steel wire rod for carbon steel welding wire
A production method and wire rod technology, applied in temperature control, metal rolling, etc., can solve the problems of deteriorating wire rod drawing performance, loss of wire rod yield, limited length of slow cooling zone, etc., and eliminate frequent brittle fractures , Excavating the potential of the equipment and shortening the length of the slow cooling zone
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[0020] The present invention can be implemented in a steel rolling mill with a slow cooling zone. The following Tables 1 to 5 list the key parameter examples of the production process when the high-speed wire rod plant of Shougang adopts the present invention to produce products such as wire rods for carbon steel welding wire ER50-6.
[0021] Table 1 Chemical Composition of Finished Products
[0022]
[0023] Table 2 Rolling process temperature, ℃
[0024] Rolling lot number
[0025] Table 3 Roller speed in heat preservation area, m / s
[0026] Rolling lot number
[0027] G002B10340
[0028] Table 4 Sampling test results of mechanical properties of wire rod
[0029]
[0030] Table 5 Sampling test results of wire rod tissue
[0031] Rolling lot number
[0032] As an efficient welding material, gas shielded welding wire is one of the main development directions of welding materials in the future. However, my country's national cond...
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