This standard specifies the technical requirements, testing methods, inspection rules, packaging, marking, transportation and storage for seamless inner grooved copper tubes. This standard is applicable to seamless inner grooved copper tube for air-conditioning and refrigeration.
China
of
Standardization
Administration
of
And
the
Republic
People’s
General
Quality
Supervision,Inspection
Quarantine
General
Quality
Supervision,Inspection
People's
and
standardization
quarantine
The
administration
提出部门:
China
Association
Nonferrous
Metals
Industry
nonferrous
nonferrous
metals
industry
归口单位:
China
National
Technical
Committee
Standardization
Metals
Non-ferrous
technical
committee
standardization
national
metals
Non-Ferrous
起草单位:
And
Corporation
Group
and
Tube
Golden
Dragon
Precise
Copper
Inc.,Gao
Xin
Zhang
Tong
Zhejiang
Hailiang