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Our country steel grade represents a means

From;  Author:Stand originally

End

Marine steel

Boat

C

Great

End

Bridge steel

The bridge

Q

The ordinary form of a Chinese numeral

End

Boiler steel

Boiler

G

The ordinary form of a Chinese numeral

End

Rail steel

Course

U

The ordinary form of a Chinese numeral

First

Accurate alloy

Essence of life

J

Great

In

Be able to bear or endure corrode alloy

Be able to bear or endure corrode

NS

Great

First

Be out of shape high temperature alloy

Close high

GH

Great

First

Cast high temperature alloy

K


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