符合GB SCu7730
相当AWS RBCuZn-D
S225是含镍约10%的黄铜焊丝,熔点约935℃,镍的加入提高了强度和韧性。
S225 is a brass welding wire with a nickel content of about 10%. Its melting point is about 935°C. The addition of nickel improves the strength and toughness.
主要用于钎焊钢、镍及硬质合金。
Mainly used for brazing steel, nickel and cemented carbide.
| Cu | Ni | Si | Zn |
| 46.0~50.0 | 9.0~11.0 | 0.04~0.25 | 余量 |
|
焊丝直径Φ (长度1000) |
1.5 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 |
1. 焊前必须仔细清理焊件被焊部位。
2. 氧-乙炔火焰焊时必须配铜钎焊熔剂使用。
1. The welded part of the weldment must be carefully cleaned before welding.
2. It must be used with copper brazing flux during oxygen-acetylene flame welding.
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