SilverAlloy A-25Ni2
Nominal Chemical
Composition
INTRODUCTION
Aufhauser SilverAlloy A-25Ni2 is a cadmium-free silver brazing alloy. It is recommended for brazing tungsten carbide to steel and stainless steel.
APPLICATIONS
Typical applications are the joining of steels, stainless steels, tungsten carbides.
GENERAL INFORMATION
CHEMICAL COMPOSITION| Silver | Copper | Zinc | Nickel | Manganese |
|---|---|---|---|---|
| 25 | 38 | 33 | 2 | 2 |
ADDITIONAL INFORMATION
PHYSICAL and MECHANICAL PROPERTIES
| Solidus | 1305°F (705°C) |
| Liquidus | 1475°F (800°C) |
| Brazing Range | 1525-1600°F (830-870°C) |
| Specific Gravity | 8.51 |
| Density | 4.48 TO/Cu.In |
| Color | Brass Yellow |
SPECIFICATIONS MEET or EXCEED |
| AWS A5.8 BAg-26 |
| UNS P07250 |
STANDARD SIZES AND DIAMETERS |
| Diameters: 1/32", 3/64", 1/16", 3/32", 1/8" |
| Sizes: 1, 3, 5, or 50 troy ounce |
| Lengths: 18, 20, or 36 inches |
AVAILABLE FORMS |
| Powder, Paste |
| Wire, Rods, Foil |
| Specialty preforms per customer specifications |
PROPERTIES OF BRAZED JOINTS
Generally, the joint strength using SilverAlloy A-25Ni2 will usually surpass the strengths of the base metals. Strength is a function of the base metals being joined, type of joint, design of joint, joint clearances and brazing procedures.