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GB/T 28713-2023 in English
Enhanced heat transfer tubes used in heat exchanger
valid
Issued on:2023-09-07
$812.00 -
JG/T 225-2020 in English
Corrugated metal ducts for prestressed concrete
valid
Issued on:2020-01-13
$480.00 -
GB/T 37357-2019 in English
Gast iron pipes,fittings and accessories for rain drainage of building roof
valid
Issued on:2019-03-25
$1,624.00 -
GB/T 37368-2019 in English
Guideline for inspection of buried steel pipelines
valid
Issued on:2019-03-25
$1,260.00 -
GB/T 37369-2019 in English
Inspection and assessment of crossing and aerial crossing of buried steel pipelines
valid
Issued on:2019-03-25
$700.00 -
GB/T 36701-2018 in English
Guideline for defect repair of buried steel pipelines
valid
Issued on:2018-09-17
$812.00 -
GB/T 34202-2017 in English
Ductile iron pipes,fittings and accessories―Epoxy coating(heavy-duty)
valid
Issued on:2017-09-07
$360.00 -
GB/T 30582-2014 in English
Risk-based-inspection and Assessment Methodology of External Damage for Buried Steel Pipelines
valid
Issued on:2014-05-06
$1,416.00 -
GB/T 13295-2013 in English
Ductile iron pipes,fittings and accessories for water or gas applications
superseded
Issued on:2013-12-17
$1,400.00