Engineering Materials
A coarse grained steel

Is more ductile and has a less tendency to distort during heat treatment
Is less tough and has a greater tendency to distort during heat treatment
Is more ductile and has a greater tendency to distort during heat treatment
Is less tough and has a less tendency to distort during heat treatment

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Aluminium bronze contains

94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe
90% magnesium and 9% aluminium with some copper
92.5% aluminium, 4% copper, 2% nickel, and 1.5% Mg
10% aluminium and 90% copper

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Nickel in steel

Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties
Improves cutting ability and reduces hardenability
Improves wear resistance, cutting ability and toughness
Gives ductility, toughness, tensile strength and anti-corrosion properties

ANSWER DOWNLOAD EXAMIANS APP