| 品名 | 类别 | AWS型号 | 基本化学成份典型值（%） | 熔敷金属力学性能 | ||||||||||
| C | Mn | Si | S≤ | P≤ | Cr | Mo | Ni | Cu | σ0.2(MPa) | δb(MPa) | δ(%) | |||
| 结构钢实心、药芯焊丝 | UnionI52 | ER70S-6 | 0.08 | 1.50 | 0.85 | 0.025 | 0.025 | - | - | - | - | 440 | 560 | 25 |
| UnionK40 | ER70S-G(～3) | 0.10 | 1.10 | 0.35 | 0.025 | 0.025 | - | - | - | - | 360 | 440 | 25 | |
| UnionK52 | ER70S-6 | 0.08 | 1.50 | 0.85 | 0.025 | 0.025 | - | - | - | - | 440 | 550 | 24 | |
| UnionSG2-H | ER70S-6 | 0.08 | 1.40 | 0.80 | 0.025 | 0.025 | - | - | - | - | 430 | 560 | 24 | |
| UnionK56 | ER70S-6 | 0.08 | 1.65 | 1.05 | 0.025 | 0.025 | - | - | - | - | 480 | 580 | 24 | |
| UnionSG3-H | ER70S-6 | 0.08 | 1.65 | 1.00 | 0.025 | 0.025 | - | - | - | - | 470 | 580 | 24 | |
| ThyseenRob2 | ER70S-6 | 0.08 | 1.50 | 0.85 | 0.025 | 0.025 | - | - | - | - | 450 | 570 | 24 | |
| ThyseenRob3 | ER70S-6 | 0.08 | 1.70 | 1.00 | 0.025 | 0.025 | - | - | - | - | 490 | 600 | 24 | |
| ThyseenMV70 | E70C-6MH4 | 0.05 | 1.40 | 0.45 | 0.025 | 0.025 | - | - | - | - | 420 | 520 | 24 | |
| ThyseenRV71 | E71T-1MJH4 | 0.06 | 1.40 | 0.50 | 0.025 | 0.025 | - | - | - | - | 420 | 520 | 24 | |
| ThyseenRV72 | E71T-1H4 | 0.06 | 1.30 | 0.45 | 0.025 | 0.025 | - | - | - | - | 420 | 520 | 22 | |
| ThyseenBA70 | E70T-5/E70T-5MH4 | 0.06 | 1.50 | 0.45 | 0.02 | 0.02 | - | - | - | - | 420 | 520 | ||
