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銅及銅合金焊條 |
| Welding Rods for Copper or Copper Alloy 銅及銅合金焊條 | |||||||||||||||||
| Item Code | Type of Covering | Equivalent Norm | Welding Position | Type of Current | Standard & Typical Chemical Composition of Deposited Metal (%) | Mechanical Properties of Deposited Metal | Applications | ||||||||||
| C | Mn | Fe | Si | S | P | Ni | Pb | Ti | Other Elements | Tensile Strength Rm (MPa) |
Elongation A (%) | ||||||
| CHCu107 | Low hydrogen Red copper core |
AWS A5.6 ECu |
F | DC+ | >95.0 98.00 |
≤3.00 0.29 |
— | ≤0.50 0.15 |
— | ≤0.30 0.011 |
— | ≤0.020 0.004 |
— | Fe+Al+Ni+Zn ≤0.50 |
≥170 260 |
≥20 29 |
For welding copper structures and surfacing of marine corrosive carbon steel parts. |
| CHCu307 | Lime titania Cu70Ni30 alloy core |
GB ECuNi-B | F | DC+ | Remain | ≤2.50 | ≤2.50 | ≤0.50 | ≤0.015 | ≤0.020 | 29.0-33.0 | ≤0.020 | ≤0.50 | Pb+Zn ≤0.50 |
≥350 | ≥20 | Sutable for welding 70%Cr 30%Ni alloy steels and surfacing of carbon steel |
