Flame retardant steel cord conveyor belt It mainly includes the following two aspects:

1、 National Standard (China)

GB/T 21352-2008

Standard name: Steel wire rope core flame-retardant conveyor belt for mines

Implementation date: July 1st, 2008

Main content: It specifies the technical requirements, test methods, inspection rules, as well as requirements for marking, packaging, transportation, and storage of flame-retardant conveyor belts with steel wire rope cores used in mines. Design and manufacture of steel wire rope core flame-retardant conveyor belts suitable for underground coal mines.

2、 Industry standards

1. MT/T 668-2019 (replaces MT/T 668-2007)

Standard Name: Steel Wire Rope Core Flame Retardant Conveyor Belt for Coal Mines

Implementation date: June 2020 (new version implemented, old version abolished)

Main content: Detailed regulations have been made on the structure, technical requirements, testing methods, inspection rules, labeling, packaging, transportation, and storage of steel wire rope core flame-retardant conveyor belts used in coal mines.

2. MT/T 914-2019 (replacing MT 914-2007)

Standard name: Flame retardant conveyor belt with fabric core for coal mines

Implementation date: June 2020 (new version implemented, old version abolished)

Main content: Suitable for flame-retardant conveyor belts with fabric cores used in coal mines, it specifies technical requirements, testing methods, inspection rules, as well as requirements for labeling, packaging, transportation, and storage.

3.HG/T 2805-2012

Standard name: Whole core flame retardant conveyor belt for coal mine underground use

Implementation date: June 2013 (may be calculated based on the time interval between release and implementation)

Main content: Technical requirements, testing methods, inspection rules, as well as requirements for labeling, packaging, transportation, and storage of fabric core flame-retardant conveyor belts used in coal mines are specified.

4.HG/T 2014-2015

Standard name: Steel wire rope traction flame-retardant conveyor belt

Implementation date: January 2016 (may be calculated based on the time interval between release and implementation)

Main content: Suitable for steel wire rope traction flame retardant conveyor belts, it specifies technical requirements, test methods, inspection rules, etc.

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