GB/T 24451-2020 Active National standards

GB/T 24451-2020 Low resilience flexible polyurethane cellular plastics

GB/T 24451-2020 Low resilience flexible polyurethane cellular plastics

Publish Date: 2020-07-21 Implement Date: 2021-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 24451-2020

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Synthetic resins and plastics

ICS Name: Foam material

Publish Date: 2020-07-21

Implement Date: 2021-02-01

Pages: 12 pages

Scope

This standard specifies the classification, requirements, test methods, inspection rules, and marking, packaging, transportation, and storage of slow-rebound soft polyurethane foams. This standard applies to block-shaped, sheet-shaped, and strip-shaped slow-rebound soft polyurethane foams obtained by free foaming, as well as to slow-rebound soft polyurethane foams molded from materials.

Development Information

Word Count: 24 Thousand words Pages: 12 pages

Replace the following standards

GB/T 24451-2009 Low resilience flexible polyether polyurethane cellular plastics

Referenced Standards

GB/T 531.1-2008 Rubber,vulcanized or thermoplastic—Determination of indentation hardness—Part 1:Duromerer method(Shore hardness) GB/T 2918-2018 Plastics—Standard atmospheres for conditioning and testing GB/T 6342-1996 Cellular plastics and rubbers—Determination of linear dimensions GB/T 6343-2009 Cellular plastics and rubbers—Determination of apparent density GB/T 6344-2008 Flexible cellular polymeric materials—Determination of tensile strength and elongation at break GB/T 6669-2008 Flexible cellular polymeric materials—Determination of compression set GB/T 6670-2008 Flexible cellular polymeric materials—Determination of resilience by ball rebound GB/T 9345.1-2008 Plastics—Determination of ash—Part 1:General methods GB/T 9640-2008 Flexible and rigid cellular polymeric materials—Accelerated ageing tests GB/T 10807-2006 Flexible cellular polymeric materials—Determination of hardness(indentation technique) GB/T 10808-2006 Flexible cellular polymeric materials—Determination of tear strength GB/T 26392-2011 Slow recovery foam—Determination of recovery time QB/T 2819-2006 The determination of long-term fatigue performance of soft foam materials QC/T 850-2011 Passenger car seat polyurethane foam

Adopt standards

ISO 5999:2013

Related Standards

GB/T 10799-1989 Replaced

GB/T 10799-1989 Cellular plastics—Determination of volume percentage of open and closed cells of rigid materials

Publish Date: 1989-03-31

GB/T 10802-1989 Replaced

GB/T 10802-1989 Cellular plastics—Flexible polyurethane foam

Publish Date: 1989-03-31

GB/T 10807-1989 Replaced

GB/T 10807-1989 Polymeric materials, cellular flexible—Determination of hardness (indentation technique)

Publish Date: 1989-03-31

GB/T 10808-1989 Replaced

GB/T 10808-1989 Cellular plastics—Tear resistance test for flexible materials

Publish Date: 1989-03-31

GB/T 12811-1991 Replaced

GB/T 12811-1991 Test method for average cell size of rigid cellular plastics

Publish Date: 1991-04-28

GB/T 12812-1991 Replaced

GB/T 12812-1991 Test method for tumbling friability of rigid cellular plastics

Publish Date: 1991-04-28