-
GB/T 19075.2-2025 in English
Fans—Vocabulary and definitions of categories—Part 2: Categories
VALID
Issued on:2025-10-31 | Implemented on:2025-10-31
$480.00 $466.00 -
GB/T 43080.2-2025 in English
Fans—Efficiency classification for fans—Part 2: Standard losses for drive components
VALID
Issued on:2025-10-31 | Implemented on:2026-05-01
$435.00 $422.00 -
GB/T 43080.5-2025 in English
Fans—Efficiency classification for fans—Part 5: Jet fans
VALID
Issued on:2025-10-31 | Implemented on:2026-05-01
$270.00 $262.00 -
GB/T 43080.4-2025 in English
Fans—Efficiency classification for fans—Part 4: Driven fans at maximum operating speed
VALID
Issued on:2025-10-31 | Implemented on:2026-05-01
$435.00 $422.00 -
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GB/T 45821-2025 in English
Turbine compressors for ammonia and urea plant
VALID
Issued on:2025-05-30 | Implemented on:2025-05-30
$375.00 $364.00 -
GB/T 45820-2025 in English
Turbine compressors for petroleum refining plant
VALID
Issued on:2025-05-30 | Implemented on:2025-05-30
$435.00 $422.00 -
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GB/T 44986-2024 in English
Turbine compressors for natural gas transmission plant
VALID
Issued on:2024-11-28 | Implemented on:2024-11-28
$435.00 $422.00 -
GB/T 45053-2024 in English
Turbine compressors for ethylene plant
VALID
Issued on:2024-11-28 | Implemented on:2024-11-28
$375.00 $364.00
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