规格参数
Specification
| 直径与允许偏差：单位mm Diameter & Tolerance: Unit (mm) | |||
| 包装形式 Packaging Form | 焊丝直径 Wire Diameter | 长度 Length | 允许偏差 Tolerance |
| 直条 Straight Cut | 1-3 | ≤1000 | ±0.1 |
| 焊丝盘 Spools | 1.2、1.6、2.0、2.4 | +0.01 -0.02 | |
牌号
Grade ：
化学成分
Chemical composition
| 元素符号 Element symbol | 成分% Composition% | 元素符号 Element symbol | 成分% Composition% | |||
| 碳 | C | ≤0.08 | 钼 | Mo | 2.8-3.3 | |
| 锰 | Mn | ≤0.35 | 铌 | Nb | 4.75-5.5 | |
| 硅 | Si | ≤0.35 | 钛 | Ti | 0.65-1.15 | |
| 磷 | P | ≤0.015 | 铝 | Al | 0.2-0.8 | |
| 硫 | S | ≤0.015 | 钴 | Co | ≤1.0 | |
| 铬 | Cr | 17.0-21.0 | 硼 | B | ≤0.006 | |
| 镍 | Ni | 50.0-55.0 | 铜 | Cu | ≤0.3 | |
| 铁 | Fe | 余 balance | ||||
力学性能
Mechanical properties
| 密度 Densit | 熔化温度范围 Melting Temperature Range |
| 8.24g/cm3 | 1260℃-1320℃ |
