GB/T 26709-2011 (English Version) PDF

Standard No.: GB/T 26709-2011
Language: Chinese, Available in English version
Release Date: 2011
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 26709-2011

Scope: This standard specifies the requirements, test methods and inspection rules for rigid polyurethane foam used in solar water heaters. This standard applies to the closed-cell foam prepared by foaming and molding with polyisocyanate, combined polyether polyol and foaming agent as the main raw materials, which are fully mixed and injected into the cavity of the thermal insulation layer of the solar water heater storage tank.

GB/T 26709-2011 Referenced Document

GB/T 10294-2008 Thermal insulation.Determination of steady-state thermal resistance and related properties.Guarded hot plate apparatus
GB/T 10295-2008 Thermal insulation.Determination of steady-state thermal resistance and related properties.Heat flow meter apparatus
GB/T 10799-2008 Rigid cellular plastics.Determination of the volume percentage of open cells and of closed cells
GB/T 21332-2008 Ruigid cellular plastics.Determination of water vapour transmission properties
GB/T 2918-1998 Plastics--Standard atmospheres for conditioning and testing
GB/T 6343-2009 Cellular plastics and rubbers.Determination of apparent density
GB/T 8810-2005 Determination of water absorption of rigid cellular plastics
GB/T 8811-2008 Rigid cellular plastics.Test method for dimensionsl stability
GB/T 8813-2008 Rigid cellular plastics.Determination of compression properties