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Database: 189760 (18 Oct 2025)
HJ/T 251-2006 English PDF
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HJ/T 251-2006
: Specifications for environmental protection product. Roots blower
Status: Valid
Standard ID
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Standard Title (Description)
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HJ/T 251-2006
English
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Specifications for environmental protection product. Roots blower
Valid
HJ/T 251-2006
PDF similar to HJ/T 251-2006
Standard similar to HJ/T 251-2006
GB/T 4976
JB/T 6430
GB/T 2888
Basic data
Standard ID
HJ/T 251-2006 (HJ/T251-2006)
Description (Translated English)
Specifications for environmental protection product. Roots blower
Sector / Industry
Environmental Protection Industry Standard (Recommended)
Classification of Chinese Standard
J72
Classification of International Standard
23.120
Word Count Estimation
5,547
Date of Issue
2006-04-13
Date of Implementation
2006-06-01
Older Standard (superseded by this standard)
HCRJ 029-1998
Quoted Standard
GB/T 2888; GB/T 13306; GB/T 13384; JB/T 8941.1; JB/T 8941.2
Issuing agency(ies)
Ministry of Ecology and Environment
Summary
This standard specifies the Roots blower requirements, test methods, inspection rules, marking, packaging, transport and storage. This standard applies to the delivery of environmental protection industry to use clean air blower (hereinafter referred to as " blowers "). Other similar displacement blowers may also refer to this standard.