GB/T 17774-2025 English Version, GB/T 17774-2025 Fans - Dimensions (English Version)

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Position: Chinese Standard in English/GB/T 17774-2025

GB/T 17774-2025 Fans - Dimensions (English Version)
Standard No.:	GB/T 17774-2025	Status:	to be valid remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	10500 words	Translation Price(USD):	315.0 remind me the price change Email:
Implemented on:	2026-5-1	Delivery:	via email in 1~5 business day

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Standard No.:	GB/T 17774-2025
English Name:	Fans - Dimensions
Chinese Name:	通风机尺寸
Chinese Classification:	J72 Compressor and fan
Professional Classification:	GB National Standard
Source Content Issued by:	the State Administration for Market Regulation the Standardization Administration of the People’s Republic of China
Issued on:	2025-10-31
Implemented on:	2026-5-1
Status:	to be valid
Superseding:	GB/T 17774-1999 Industrial fans--Dimensions
Target Language:	English
File Format:	PDF
Word Count:	10500 words
Translation Price(USD):	315.0
Delivery:	via email in 1~5 business day

Standard

GB/T 17774-2025 Fans - Dimensions (English Version)
Standard No.	GB/T 17774-2025
Status	to be valid
Language	English
File Format	PDF
Word Count	10500 words
Price(USD)	315.0
Implemented on	2026-5-1
Delivery	via email in 1~5 business day

Detail of GB/T 17774-2025

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Introduction of GB/T 17774-2025

本文件规定了一般用途通风机圆形法兰和矩形法兰的尺寸，以及通风机尺寸命名。本文件不适用于横流通风机或家用或类似用途的通风机设备。
对于圆形法兰，本文件给出了三种不同的法兰系列：第一种用于轻型外壳厚度，第二种和第三种分别是中型通风机和重型通风机，其通常应用在海船或重工业。为了不过分限制通风机的设计，
本文件只规定了节圆直径、孔数和孔径。法兰厚度以及法兰内外直径，可在良好工程实践的范围内自由选择。

Contents of GB/T 17774-2025

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