Steel elements

1.

Steel
is
alloy
medium carbon
steel
mild steel
carbon
high carbon steel
Are
used
Are
used
Are
used
iron
in
for
in
production
manufacture
manufacture
cutting tools
Sheet
iron
spring
Structural steel
wire
pipes
Surgical instrument
Razor blade

2.

Elements
affect
Manganese
Silicon
of
Properties steel
Chromium
Are
used
give
give
for
strength
strength
toughness
Transformer
cores
corrosion
resistance