SilverAlloy BV-60


INTRODUCTION

Aufhauser SilverAlloy BV-60 is a special alloy (very low level of impurities) for vacuum brazing.

APPLICATIONS

Application is found in all types of moderate temperature low pressure systems, and in particular the electronic vacuum tube.

GENERAL INFORMATION

Chemical Composition, Grade 1 (Grade 2)
Ag Cu Sn Zn Cd Pb P C Other
Volatiles *
Total Volatiles
(including Cd,
Zn, Pb)
Total
Non-Volatiles
59-61 28-31 9.5-10.5 < 0.001
(< 0.002)
< 0.001
(< 0.002)
< 0.002
(< 0.002)
< 0.002
(< 0.02)
< 0.005
(< 0.005)
< 0.002 < 0.01 < 0.05

* Elements with a vapor pressure higher than 10-7 torr at 500°C such as S, Se, Te, Sb, Li, Na, K, Rb, Cs, Ca, Mg, Sr, Ti.

ADDITIONAL INFORMATION

Properties of brazed joints: For controlled atmosphere vacuum brazing the recommended radial joint clearance for silver base alloys is within 0.0015 - 0.002 in (0.038 - 0.051 mm) range.

PHYSICAL and MECHANICAL PROPERTIES
Solidus (Melting point) 1112°F (600°C)
Liquidus (Flow point) 1328°F (720°C)
Brazing Range 1325-1550°F (718-843°C)
Density 9.82 g/cm³ (5.17 TO/in³)
Electrical Conductivity 7.10 %IACS
Electrical Resistivity 24.1 μohm-cm
 
SPECIFICATIONS MEET or EXCEED
AWS A5.8 BVAg-18 (Grade 1 & 2, ISO 9002)
ASME Boiler & Pressure Vessel Code, Sec II-C, SFA-5.8
Society of Automotive Engineers (SAE) AMS 4773
UNS P07600
EN 17672 Ag 160
 
AVAILABLE FORMS
Powder/Paste
Wire, Rods*, Foil
Specialty preforms per customer specifications
 
*STANDARD SIZES AND DIAMETERS
Diameters: 1/32", 3/64", 1/16", 3/32", 1/8"
Sizes: 1, 3, 5, or 50 troy ounces
 

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  • Address:
    Aufhauser Corporation
    39 West Mall, Plainview, NY 11803 USA

  • Phone: +1-212-246-0205

  • Email: sales @ brazing.com

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