A402不銹鋼焊條
?A402?
????符合: GB E310-16?
????AWS E310-16?
????說明:CHS402是低氫型藥皮的不銹鋼焊條,由于焊縫金屬中含有鉬,故比CHS302有埸更好的耐蝕、抗裂及抗氧化性能。可交直流兩用,有良好的焊接工藝性能。?
????用途:用于焊接耐硫酸介質腐蝕的**不銹鋼容器,也可作不銹鋼襯里,復合鋼板,異種鋼的焊接。?
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????熔敷金屬化學成份: ?
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????C Mn Si Cr Ni Mo Cu S P?
????0.08-0.20 1.0-2.5 <=0.75 25.0-28.0 20.0-22.5 <=0.75 <=0.75 <=0.030 <=0.030?
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????熔敷金屬化學性能:?
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????抗拉強度бb 伸長率&delta;5?
????>=550 >=25?
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????參考電流:?
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????焊條直徑 2.0 2.5 3.2 4.0 5.0?
????焊接電流 25-50 50-80 -200?