| 型號 | AWS | 熔敷金屬化學(xué)成分(%) | 熔敷金屬機(jī)械性能 | 用 途 | ||||||||||||
| C | Mn | Si | S | P | Cr | Ni | Mo | V | 其它 | R m (MPa) |
Rel或Rp0.2 (MPa) |
A (%) |
A KV (J) | |||
| E5015 | E7015 | — 0.082 |
≤1.60 1.18 |
≤0.75 0.53 |
≤0.020 0.010 |
≤0.030 0.021 |
≤0.20 0.037 |
≤0.30 0.014 |
≤0.30 0.002 |
≤0.08 0.010 |
≥490 570 |
≥400 470 |
≥22 30 |
-30℃ ≥27 170 |
焊接中碳鋼及16Mn等較重要低合金鋼 | |
| E5016 | E7016 | — 0.069 |
≤1.60 1.11 |
≤0.75 0.53 |
≤0.020 0.007 |
≤0.030 0.020 |
≤0.20 0.037 |
≤0.30 0.013 |
≤0.30 0.002 |
≤0.08 0.010 |
≥490 550 |
≥400 440 |
≥22 31 |
-30℃ ≥27 170 |
焊接中碳鋼及較重要低合金鋼 | |
| E5018 | E7018 | — 0.068 |
≤1.60 1.08 |
≤0.75 0.41 |
≤0.020 0.012 |
≤0.030 0.015 |
≤0.20 0.011 |
≤0.30 0.035 |
≤0.30 0.001 |
≤0.08 0.002 |
≥490 560 |
≥400 465 |
≥22 29 |
-30℃ ≥27 160 |
碳鋼和相應(yīng)強(qiáng)度的低合金鋼的高效率焊接 | |
| E5018-1 | E7018-1 | — 0.075 |
≤1.60 1.00 |
≤0.75 0.40 |
≤0.020 0.010 |
≤0.030 0.015 |
≤0.20 0.012 |
≤0.30 0.030 |
≤0.30 0.001 |
≤0.08 0.001 |
≥490 560 |
≥400 470 |
≥22 30 |
-50℃ ≥27 110 |
碳鋼和相應(yīng)強(qiáng)度的低合金鋼的高效率焊接 | |
