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Galvanized and Aluminum-Zinc Alloy Coated Steel Base Material Requirements and Performance Data
Property	Requirement	Result
Thickness (mm)	≥ 0.33	0.66
Thickness of zinc coating ( g/m² )	≥ 275	291
PVDF prefinished coating thickness (µm)	≥ 25	29.9
PVDF prefinished coating hardness	No rupture	Pass
PVDF prefinished coating adhesion - dry	No removal of film	Pass
PVDF prefinished coating adhesion - wet	No removal of film	Pass
Impact resistance	No removal of film	Pass
Salt spray resistance	≥ 7 rating	8
Accelerated weathering (durability)	No change	Pass
PVDF finished abrasion resistance	Coefficient value ≥ 40	37^{Footnote (1)}
Acid resistance	No loss of integrity or appreciable change	Pass
Flexibility	No flaking or cracking	Pass

Results of Wind Uplift Testing for Standard Five-Screw Installation
Pressure (kPa)	Time (s)	Requirement	Result^{Footnote (1)}
-0.5	10	No evidence of deformation, permanent damage or failure	Pass
-1.0	10	No evidence of deformation, permanent damage or failure	Pass
-1.4	10	No evidence of deformation, permanent damage or failure	Pass
-1.9	10	No evidence of deformation, permanent damage or failure	Pass
-2.4	10	No evidence of deformation, permanent damage or failure	Pass
-2.9	10	No evidence of deformation, permanent damage or failure	Pass
-3.4	10	No evidence of deformation, permanent damage or failure	Pass
-3.8	10	No evidence of deformation, permanent damage or failure	Pass
-4.3	10	No evidence of deformation, permanent damage or failure	Fail

Results of Wind Uplift Testing for Enhanced Six-Screw Installation
Pressure (kPa)	Time (s)	Requirement	Result^{Footnote (1)}
-0.5	10	No evidence of deformation, permanent damage or failure	Pass
-1.0	10	No evidence of deformation, permanent damage or failure	Pass
-1.4	10	No evidence of deformation, permanent damage or failure	Pass
-1.9	10	No evidence of deformation, permanent damage or failure	Pass
-2.4	10	No evidence of deformation, permanent damage or failure	Pass
-2.9	10	No evidence of deformation, permanent damage or failure	Pass
-3.4	10	No evidence of deformation, permanent damage or failure	Pass
-3.8	10	No evidence of deformation, permanent damage or failure	Pass
-4.3	10	No evidence of deformation, permanent damage or failure	Pass
-4.8	10	No evidence of deformation, permanent damage or failure	Fail

Results of Testing of Dynamic Pressure Water Infiltration for the Products (Six-Screw Installation)
Wind Speed^{Footnote (1)} (km/h)	Simulated Rainfall (mm/h)	Time (min)	Requirement	Result^{Footnote (2)}
80	200	5	No leakage or damage	Pass
100	200	5	No leakage or damage	Pass
140	200	5	No leakage or damage	Pass
170	200	5	No leakage or damage	Pass