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Chinese National Standard Category: Ventilation and air conditioning engineering

English Title: Test methods for determining the performance of air cooling and air heating coils
Chinese Title: 空气冷却器与空气加热器性能试验方法
Standard No.: JG/T 21-1999
Category No.: P48
Issued by: MOHURD
Issued on: 1999-6-4
Implemented on: 1999-6-4
Status: valid
Superseded by:
Superseded on:
Abolished on:
Superseding:GB 10223-1988 Test methods for determining the performance of air cooling and air heationg coils
Word Count:6000 words
Similar Standards: T/CAQI 198-2021   T/CECS 10238-2022   T/CECS 10237-2022   GB/T 41318-2022   T/GMIAAC 001-2022   GB/T 40390-2021   GB/T 39976-2021   GB/T 19232-2019   GB/T 14295-2019   GB/T 37192-2018   GB/T 37212-2018   JG/T 258-2018   JG/T 529-2018   CJ/T 528-2018   YD/T 3320.1-2018   GB/T 34012-2017   JG/T 497-2016   GB/T 31437-2015   JGJ 343-2014   JG/T 447-2014  
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