B7 (Lead Free Alloy)
PRODUCT BULLETIN #265
NEY "B7" BRITANNIA ALLOY
Britannia Alloy was first manufactured in Great Britain, hence the name, and can be cast in sand, plaster of Paris, metal or rubber molds.
It is typically used in pewter containers holding food, where lead free service is required.
ELONGATION (2 " Section ): 40%
LIQUIDUS TEMPERATURE: 563 F
SOLIDUS TEMPERATURE: 471 F
BRINELL HARDNESS: 23.8
TENSILE STRENGTH: 8,600 psi.
MODULUS OF ELASTICITY: 7,700,000 p.s.i.
SOLDERABILITY: Can be soldered easily with any soft solder. See Fluxes
FINISHES: Mechanical, chemical, organic and electroplated.
FORMS: Ingots, sheets, wire and discs.
PLEASE NOTE: IT IS VERY IMPORTANT TO AVOID ANY CONTAMINATION OF THESE ALLOYS.