熔敷金屬化學(xué)成分(質(zhì)量分?jǐn)?shù))(%)
C | Mn | Si | Cr | W | Fe | Co |
2.4-3.0 | ≤1.0 | ≤2.0 | 27.0-33.0 | 11.0-14.0 | ≤2.0 | 余量 |
堆焊金屬硬度
常溫硬度HRC | 高溫硬度一例HV | |||
500℃ | 600℃ | 700℃ | 800℃ | |
≥52 | 623 | 530 | 485 | 320 |
焊絲直徑(mm):3.2、4.0。
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