说明:ER5554是含少量钛的铝镁合金焊丝,具有较好的耐蚀性及抗热裂性能,强度高。 Description:ER5556 is aluminum magnesium alloy welding wire with a small amount of titanium. It has good corrosion resistance, thermal cracking resistance and high strength.
用途:是铝镁合金氩弧焊及氧-乙炔焊的基本填充金属,在铝锌镁合金的焊接及铝镁铸件的补焊上也被采用。 Application: It is the most basic filler metal for aluminum magnesium alloy argon arc welding and oxyacetylene welding.
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焊丝化学成分Welding wire chemical composition (%) | |||||||||||
Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Be | Al | ||
≤ 0.25 | ≤ 0.40 | ≤ 0.10 | 0.50 ~ 1.0 | 2.4 ~ 3.0 | 0.05~0.20 | ≤0.25 | 0.05~0.20 | ≤ 0.0003 | 余量 | ||
注:其他元素单个值≤0.03%、其他元素合计≤0.15%。 Remarks: Each other element≤0.03%、Total other elements≤0.15%。
熔敷金属力学性能一例 Mechanical properties of deposited metal | |||||||||||
屈服强度 Yield strength ReL (N/mm2) | 抗拉强度 Tensile strength Rm (N/mm2) | 延伸率 Elongation A (%) | 保护气体 Shielding gas | ||||||||
165 | 263 | 23 | 100%Ar |