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GB 50439-2008 in English
Code for design of steelmaking technology
ABOLISHED
Issued on:2008-01-14 | Implemented on:2008-08-01
$370.00 $359.00 -
GB 50439-2015 in English
Code for design of steelmaking works
VALID
Issued on:2015-04-08 | Implemented on:2015-12-01
$300.00 $291.00 -
GB/T 41923.1-2022 in English
Three-dimensional process planning for mechanical products—Part 1:Terms and definitions
VALID
Issued on:2022-03-09 | Implemented on:2022-10-01
$150.00 $146.00 -
AQ 2001-2018 in English
Safety regulations for steel-making
VALID
Issued on:2018-05-22 | Implemented on:2018-12-01
$480.00 $466.00 -
GB/T 30900-2025 in English
Slag agglomerate of LF refining furnace for steelmaking
VALID
Issued on:2025-08-01 | Implemented on:2026-02-01
$90.00 $88.00 -
GB/T 37389-2019 in English
Guides for energy efficiency assessment of steel secondary refining process
VALID
Issued on:2019-03-25 | Implemented on:2020-02-01
$220.00 $214.00 -
GB/T 50639-2019 in English
Standard for design of polyamide polymer and fiber plant
VALID
Issued on:2019-07-10 | Implemented on:2019-12-01
$960.00 $932.00 -
T/HBLS 0014-2023 in English
Jingchu Grain and oil - Code of practice for high quality rapeseed oils processing
VALID
Issued on:2023-03-13 | Implemented on:2023-04-01
$170.00 $165.00 -
GB/T 30839.21-2015 in English
Energy consumption grading for industrial electroheat installations―Part 21:Ladle refining furnace
VALID
Issued on:2015-09-11 | Implemented on:2016-04-01
$110.00 $107.00
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