bismuth alloy

bismuth alloy

[′biz·məth ′al‚ȯi]
(metallurgy)
A group of low-melting alloys (many below 100°C) of bismuth combined with lead, tin, and cadmium; used in automatic sprinklers, special solders, safety plugs in compressed-gas cylinders, automatic shutoffs for water-heating systems, castings, and type metal.
References in periodicals archive ?
The secret is in both the melt and cooling temperatures of the bismuth alloy.
Rawwater Engineering, which is developing an advanced bismuth alloy that can be used to plug oil and gas wells at the end of their lives.
The loads are made with the same non-toxic bismuth alloy proved in the field and on the range since 1992.
Len Harris, pointed out that: "In many cases it is being replaced by a bismuth alloy.
Bis-Maxx Brand Bismuth Shotshells are made with the same non-toxic bismuth alloy proved in the field and on the range since 1992.
Beyond the cost and availability issues, bismuth also has manufacturability concerns, as laid out by the Bismuth Alloy subcommittee, headed by Todd Yarde, Ford Meter Box Co.
The meeting ended with the group broken up into several subcommittees designed to investigate several key topics of concern, including bismuth alloy and silicon brass issues, health concerns, availability and costs of various alternative metals, machining options and alternate material development (i.
Its product lines include assay chemicals, specialty bismuth alloys and electronic grade specialty metals such as copper, tellurium, selenium and antimony.
Cross contamination with leaded material is detrimental and is a major concern if bismuth alloys get into leaded alloys also.
AFS believes the study contains many inaccuracies in the data and methodologies and contests the report's conclusion that the use of copper bismuth alloys for potable water applications should be discontinued.