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 loads are made with the same non-toxic bismuth alloy proved in the field and on the range since 1992.
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 roundtable created seven subcommittees, each assigned to cover one aspect of the issue: bismuth alloys, silicon-brass, alternate materials, machining, education and communication, health issues and availability and costs.
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.
Silicon alloys as a rule are cheaper than the bismuth alloys," Omer said.
For bismuth alloys, which do not feed as well, new gating systems often have to be designed to make the transition.
Some of the no - lead alternatives discussed were bismuth alloys, silicon brass alloys, silicon bronze and a new sulfide addition alloy.