JB/T 7679-2019: Screw conveyor

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Scope

This standard specifies the type and basic parameters, basic calculation principles,
technical requirements, safety protection, test methods, inspection rules, signs,
packaging and storage of screw conveyors (hereinafter referred to as conveyors).
This standard applies to horizontal or slightly inclined (below 20°) conveyors, that
continuously transport bulk materials. The temperature of conveyed materials shall not
exceed 100 °C.
This standard also applies to the general parts of conveyors, which have special
requirements and special types.

Basic Data

Standard ID	JB/T 7679-2019 (JB/T7679-2019)
Description (Translated English)	Screw conveyor
Sector / Industry	Mechanical and Machinery Industry Standard (Recommended)
Classification of Chinese Standard	J81
Classification of International Standard	53.040.10
Word Count Estimation	21,280
Date of Issue	2019-08-02
Date of Implementation	2020-04-01
Older Standard (superseded by this standard)	JB/T 7679-2008
Quoted Standard	GB/T 191; GB/T 1184-1996; GB/T 1348; GB/T 3768; GB/T 8923.1; GB/T 8923.2; GB/T 8923.3; GB/T 8923.4; GB/T 9286-1998; GB/T 9439; GB/T 11352; GB/T 13306; GB/T 13384; GB/T 23580; GB 50270
Regulation (derived from)	Natural Resources Department Announcement No. 7 of 2019
Issuing agency(ies)	Ministry of Industry and Information Technology
Summary	This standard specifies the type and basic parameters, basic calculation principles, technical requirements, safety protection, test methods, inspection rules, signs, packaging and storage of screw conveyors (hereinafter referred to as conveyors). This standard applies to horizontal or slightly inclined (below 20��) conveyors that continuously convey bulk materials. The temperature of the conveyed material should not exceed 100��C. This standard also applies to the general part of conveyors with special requirements and special types.