AWS | 型號(hào) GB/T17854-1999 |
焊絲化學(xué)成分(%) | 用 途 | |||||||||
C | Si | Mn | P | S | Cr | Ni | Mo | Cu | 其它 | |||
ER307 | - | 0.04-0.14 | 0.30-0.60 | 3.3-4.75 | ≤0.030 | ≤0.030 | 19.5-22.0 | 8.0-10.7 | 0.5-1.5 | ≤0.75 | 用于裝甲鋼、集裝箱的焊接 |
ER309L | - | ≤0.030 | 0.30-0.60 | 1.00-2.50 | ≤0.030 | ≤0.030 | 23.00-25.00 | 12.00-14.00 | ≤0.75 | ≤0.75 | 用于相同類型的不銹鋼及復(fù)合鋼板或異種鋼焊接 |