JG/T 402-2013 Roofing products from metal sheet with reflect thermal coating (Text of Document is in English)

01/05/2013

23P

$200.00 USD

Contents
Foreword
1 Scope
2 Normative References
3 Terms and definitions
4 Classification and mark
5 Requirements
6 Test method
7 Inspection rules
8 Marking, packaging, transportation and storage
Annex A (Normative) The solar light reflectance and the near-infrared reflectance test method-Spectrophotometer method
Annex B (Normative) Determination of the thermal insulation temperature difference