-
NB/T 10227-2019/XG1-2023 in English
Code for Geophysical Exploration of Hydropower Projects, includes Amendment 1
valid
Issued on:2023-12-28
$4,900.00 -
NB/T 10228-2019/XG1-2023 in English
Technical Specification for Radioactivity Survey of Hydropower Projects, includes Amendment 1
valid
Issued on:2023-12-28
$1,960.00 -
NB/T 47013.3-2023 in English
Nondestructive testing of pressure equipments.Part 3: Ultrasonic testing
valid
Issued on:2023-12-28
$4,800.00 -
NB/T 47014-2023 in English
Welding procedure qualification for pressure equipment
valid
Issued on:2023-12-28
$2,380.00 -
NB/T 47015-2023 in English
Welding specification for pressure vessels
to be valid
Issued on:2023-12-28
$1,884.00 -
NB/T 47016-2023 in English
Mechanical property tests of product welded test coupons for pressure equipments
to be valid
Issued on:2023-12-28
$560.00 -
NB/T 11411-2023 in English
Technical Code for Environmental Impact Assessment of Pumped Storage Power Stations
valid
Issued on:2023-12-28
$1,680.00 -
NB/T 11421-2023 in English
Technical code for safety inspectionof shiplift for hydropower projects
valid
Issued on:2023-12-28
$476.00 -
NB/T 11422-2023 in English
Technical Code for Distributed Photovoltaic Power Systems
valid
Issued on:2023-12-28
$1,036.00