welding rod huiqiao brand welding rod e6013 has in stock a large number of in stock wholesale exports to africa

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welding rod huiqiao brand welding rod e6013 has in stock a large number of in stock wholesale exports to africa

电焊条汇桥牌电焊条 E6013有现货大量现货批发出口非洲

EXW Price: Min. order:

USD $19.95
≥200/piece

USD $19.59
≥1000/piece

USD $19.23
≥10000/piece

200 piece

Item No. 2.5MM 3.2MM 4.0MM
Stock num 100000 piece

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和润五金商行

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Description

焊条由焊芯及药皮两部分构成。焊条是在金属焊芯外将涂料(药皮)均匀、向心地压涂在焊芯上。焊条种类不同，焊芯也不同。焊芯即焊条的金属芯，为了保证焊缝的质量与性能，对焊芯中各金属元素的含量都有严格的规定，特别是对有害杂质(如硫、磷等)的含量，应有严格的限制，优于母材。焊条中被药皮包覆的金属芯称为焊芯。焊芯一般是一根具有一定长度及直径的钢丝。焊接时，焊芯有两个作用:一是传导焊接电流，产生电弧把电能转换成热能，二是焊芯本身熔化作为填充金属与液体母材金属熔合形成焊缝。

Update time：20260325102838