-
GB/T 42915-2023 in English
Specification for identification of copper concentrates and main copper-bearing materials
valid
Issued on:2023-08-06
$476.00 -
GB/T 18916.19-2015 in English
Norm of water intake―Part 19:Lead smelting production
valid
Issued on:2015-10-13
$168.00 -
-
DB31/ 629-2012 in English
Norm of energy consumption per unit products of steel hot die forgings
superseded
Issued on:2012-09-29
$308.00 -
GB/T 27686-2011 in English
The metal scraps in waste electrical and electronic equipment
valid
Issued on:2011-12-30
$288.00 -
-
GB/T 26758-2011 in English
The specification for energy conservation of lead,zinc smelting enterprise
valid
Issued on:2011-07-20
$320.00