Metallurgy

Metallurgy

Metal works and production.

Contributors in Metallurgy

Metallurgy

The phenomenon leading to fracture under repeated or fluctuating stresses having a maximum value less than the tensile strength of the material. Fatigue fractures are progressive, beginning as minute ...

face centered

Metals; Metallurgy

Having equivalent points at the corners of the unit cell and at the centers of its six faces. A face-centered cubic space lattice is characteristic of one of the slose-packed arrangements of equal ...

electrolytic brightening

Metals; Metallurgy

An anodic treatment. A cleaning, polishing, or oxidizing treatment in which the specimen or work is made the anode in a suitable electrolyte; an inert metal is used as cathode and a potential is ...

extra hard temper

Metals; Metallurgy

In brass mill terminology, Extra Hard is six B&S numbers hard or 50. 15% reduction from the previous annealing or soft stage.

extra spring temper

Metals; Metallurgy

In brass mill terminology. Extra Spring is ten numbers hard or 68. 55% reduction in thickness from the previous annealing or soft stage.

extrusion

Metals; Metallurgy

Shaping metal into a chosen continuous form by forcing it through a die of appropriate shape.

expander steel

Metals; Metallurgy

Hardened and tempered, blue polished. Carbon content about 1. 00, Chromium. 17. Used for the expanders in oil piston rings. Hardness 30 N 70 to 73. Range of sizes run for grooves 3/32 to 1/4 wide ...