China
of
Standardization
Administration
of
And
the
Republic
General
Quality
Supervision,Inspection
Quarantine
General
Quality
Supervision,Inspection
Pe
People's
and
standardization
quarantine
The
administration
提出部门:
China
Association
&
&
&
Steel
Iron
起草单位:
China
Standardization
And
the
&
&
&
Steel
Iron
In
Information
Information
Institute
Research
Drafting
Group
Metallurgical
and
standardization
The
Baoshan
Co.,Ltd,Panggang
Group,China
also
participated
in
drafting
work.
归口单位:
National
Technical
Committee
Standardization
Steel
technical
committee
standardization
national