｜清大圣科气化炉坚决反诈骗.｜电焊条根据化学成分的
 

　　根据不同情况，电焊条有三种分类方法：按焊条用途分类、按药皮的主要化学成分分类、按药皮熔化后熔渣的 特性分类。××清大圣科×清大圣科电焊条×清大圣科电焊 条设备×清大金桥×清大金桥电焊条设备×清大圣科气化炉&times ;www.qhsk.cn×清大圣科科技有限公司×× 　　
如果按照焊条药皮熔化后，熔渣的特性来分类，可将电焊条分为酸性焊条和碱性焊条。×&time s;清大圣科×清大圣科电焊条×清大圣科电焊条设备×清大金桥&ti mes;清大金桥电焊条设备×清大圣科气化炉×www.qhsk.cn&time s;清大圣科科技有限公司××酸性焊条药皮的主要成分为酸性氧化物，如二氧化硅、 二氧化钛、三氧化二铁等。××清大圣科×清大圣科电焊条&times ;清大圣科电焊条设备×清大金桥×清大金桥电焊条设备×清大圣科气化 炉×www.qhsk.cn×清大圣科科技有限公司×& times;
　
焊条型号编制方法如下：字母"E"表示焊条;前两位数字表示熔敷金属抗拉强度的最小;第三位数字表示焊条的 焊接位置."0"及"1"表示焊要适用于全位置焊接（平、立、仰、横）,“2“表示焊条适用于平焊及及平面 焊,“4“表示焊条适用于向下立焊；第三位和第四位数组合时表示焊接电流种类及药皮类型。×& times;清大圣科×清大圣科电焊条×清大圣科电焊条设备×清大金 桥×清大金桥电焊条设备×清大圣科气化炉×www.qhsk.cn& times;清大圣科科技有限公司××
按照焊条的用途，可以将电焊条分为：结构钢焊条、耐热钢焊条、不锈钢焊条、堆焊焊条、低温钢焊条、铸铁焊条 、镍和镍合金焊条、铜及铜合金焊条、铝及铝合金焊条以及特殊用途焊条。××清大圣 科×清大圣科电焊条×清大圣科电焊条设备×清大金桥×清 大金桥电焊条设备×清大圣科气化炉×www.qhsk.cn×清大圣 科科技有限公司×× 　　
在第四位数字后附加“R“表示耐吸潮焊条；附加“M“表示耐吸潮和力学性能有特殊规定的焊条；附加“－1“ 表示冲击性能有特殊规定的焊条。××清大圣科×清大圣科电焊条&ti mes;清大圣科电焊条设备×清大金桥×清大金桥电焊条设备×清大圣 科气化炉×www.qhsk.cn×清大圣科科技有限公司×&tim es;
碱性焊条药皮的主要成分为碱性氧化物，如大理石、萤石等。××清大圣科&time s;清大圣科电焊条×清大圣科电焊条设备×清大金桥×清大金桥电焊条 设备×清大圣科气化炉×www.qhsk.cn×清大圣科科技有限公 司×× 　　
焊条型号根据熔敷金属的力学性能、药皮类型、焊接位置和焊接电流种类划分××清大 圣科×清大圣科电焊条×清大圣科电焊条设备×清大金桥× 清大金桥电焊条设备×清大圣科气化炉×www.qhsk.cn×清大 圣科科技有限公司××
如果按照焊条药皮的主要化学成分来分类，可以将电焊条分为：氧化钛型焊条、氧化钛钙型焊条、钛铁矿型焊条、 氧化铁型焊条、纤维素型焊条、低氢型焊条、石墨型焊条及盐基型焊条。××清大圣科 ×清大圣科电焊条×清大圣科电焊条设备×清大金桥×清大 金桥电焊条设备×清大圣科气化炉×www.qhsk.cn×清大圣科 科技有限公司×× 　　
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