低温钢实心、药芯焊丝(Low-Alloyed Structural Steels GTAW r/wires, GMAW, FCAW and MCAW wires)
产品牌号 | 类别 | 分类标准及标号 | 基本化学成份典型值(%) | 热处理 | σ0.2 | σb | δ5 | AKW |
AWS A… | EN… | C | Mn | Si | Ni | S≤ | P≤ | Al | Cr | Mo | MPa | MPa | % | ℃ | J |
Union I 1,2 Ni | GTAW | 5.28: | ER80S-G | 1668: | W3Ni1 | 0.10 | 1.40 | 0.70 | 1.30 | 0.020 | 0.020 | - | - | - | AW | 490 | 590 | 25 | -60 | 65 |
Union I 5 Ni | GMAW | 5.28: | ER80S-G | 440: | G463CG3Ni1/G505MG3Ni1 | 0.10 | 1.40 | 0.70 | 1.40 | 0.020 | 0.020 | - | - | - | AW | 490 | 600 <, /TD> 25 | -50 | 50, | |
, Union I 2,5 Ni | GTAW | 5.28: | ER80S-Ni2 | 1668: | W2Ni2 | 0.08 | 1.00 | 0.60 | 2.35 | 0.020 | 0.020 | - | - | - | SR | 440 | 540 | 26 | -90 | 45 |
Union Ni 2,5 | GMAW | 5.28: | ER80S-Ni2 | 440: | G506MG2Ni2 | 0.08 | 1.00 | 0.60 | 2.35 | 0.020 | 0.020 | - | - | - | SR | 450 | 560 | 24 | -80 | 55 |