Shielding welding wire and production method thereof
A gas shielded welding and wire drawing technology, used in welding media, welding equipment, welding/cutting media/materials, etc., can solve the problem of not being able to reduce spatter, and achieve the effects of not easy deformation, welding wire quality assurance, and oxidation prevention.
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[0028] Example 1
[0029] A gas shielded welding wire, the mass percentage of the chemical composition of the raw material is: C: 0.01%, Si: 1.3%, Mn: 1.1%, Ti: 2.1%, S: 0.009%, Al: 0.23%, P≤0.004 %, B: 0.003%, V: 0.001%, the balance is iron and unnecessary impurities.
[0030] The chemical composition of the raw material also includes Cr, the mass percentage of which is 0.0002%.
[0031] The chemical composition of the raw material also includes Cu, the mass percentage of which is 0.02%.
[0032] When it is applied to welding, the used shielding gas is a mixed gas of carbon dioxide gas and argon gas, and the volume percentage of carbon dioxide gas in the mixed gas is 91.3%.
[0033] The above-mentioned preparation method of gas shielded welding wire includes the steps of smelting, rolling, wire drawing, copper plating, and coiling, wherein a vacuum furnace is used for vacuum smelting in the smelting process, and the vacuum degree is 0.3 MPa.
[0034] The rolling is carried out at a tem...
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[0039] Example 2
[0040] A gas shielded welding wire, the mass percentage of the chemical composition of the raw material is: C: 0.02%, Si: 1.2%, Mn: 1.3%, Ti: 1.9%, S: 0.01%, Al: 0.25%, P≤0.009 %, B: 0.006%, V: 0.0009%, the balance is iron and unnecessary impurities.
[0041] The chemical composition of the raw material also includes Cr, the mass percentage of which is 0.0003%.
[0042] The chemical composition of the raw material also includes Cu with a mass percentage of 0.03%.
[0043] When it is applied to welding, the shielding gas used is a mixed gas of carbon dioxide gas and argon gas, and the volume percentage of carbon dioxide gas in the mixed gas is 98.17%.
[0044] The above-mentioned preparation method of gas shielded welding wire includes the steps of smelting, rolling, wire drawing, copper plating, and coiling, wherein vacuum furnace vacuum smelting is used in the smelting process, and the vacuum degree is 0.8 MPa.
[0045] The rolling is carried out at a temperature of ...
Example Embodiment
[0050] Example 3
[0051] A gas shielded welding wire, the mass percentage of the chemical composition of the raw material is: C: 0.025%, Si: 1.2%, Mn: 1.7%, Ti: 1.5%, S: 0.011%, Al: 0.26%, P≤0.008 %, B: 0.006%, V: 0.0008%, the balance is iron and unnecessary impurities.
[0052] The chemical composition of the raw material also includes Cr, the mass percentage of which is 0.0001%.
[0053] The chemical composition of the raw material also includes Cu, the mass percentage of which is 0.01%.
[0054] When it is applied to welding, the used shielding gas is a mixed gas of carbon dioxide gas and argon gas, and the volume percentage of carbon dioxide gas in the mixed gas is 95.73%.
[0055] The above-mentioned preparation method of gas shielded welding wire includes the steps of smelting, rolling, wire drawing, copper plating, and coiling, wherein a vacuum furnace is used for vacuum smelting during the smelting process, and the vacuum degree is 0.5 MPa.
[0056] The rolling is carried out a...
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