| 型號(hào) | 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 | R m (MPa) |
Rel或Rp0.2 (MPa) |
A (%) |
A KV (J) |
PWHT | |||
| E5015-G | E7015-G | - 0.062 |
≥1.00 1.15 |
≥0.80 0.47 |
- 0.009 |
- 0.015 |
- | ≥0.50 0.70 |
- | - | ≥490 560 |
≥410 430 |
≥25 29 |
-40℃ ≥54 150 |
620℃×1h | 用于沖擊韌性有更高要求的壓力容器用低合金鋼的焊接 |
| E6015-G | E9015-G | - 0.061 |
≥1.00 1.21 |
≥0.80 0.42 |
- 0.007 |
- 0.015 |
- | ≥0.50 0.95 |
≥0.20 0.26 |
- | ≥590 650 |
≥490 550 |
≥17 23 |
-50℃≥27 80 |
620℃×1h | 用于大型石油儲(chǔ)罐的焊接 |
| E5515-C1 | E8015-C1 | ≤0.12 0.040 |
≤1.25 0.95 |
≤0.60 0.35 |
≤0.035 0.012 |
≤0.035 0.015 |
- | 2.0-2.75 2.21 |
- | - | ≥540 580 |
≥440 490 |
≥17 30 |
-70℃≥27 110 |
620℃×1h | 用于-70℃低溫下2.5%Ni鋼的焊接 |
