Trap Doors Ceiling System

PETROL PUMP FALSE CEILING - Trap Door
ALUMINUM CHEMICAL COMPOSITION
Sr
No
Material Elements % Standard
Value
Observed
Value
Remarks
1 Cu 1.15 Max 0.15 Accept
2 Mg 0.45-0.95 0.45 Accept
3 Si 0.20-0.60 0.50 Accept
4 Fe 0.60 Max 0.55 Accept
5
Aluminum Grade 6063
Mn 0.15 Max 0.15 Accept
6 Ti 0.10 Max 0.0 Accept
7 Cr 0.10 Max 0.0 Accept
8 Al Reminder 98.2 Accept

MECHANICAL TEST
Specification Test Method Tensile
Strength
(N/mm2)
Yield
Stress
(N/mm2)
% of
Elongation
Remarks
6063-T6 ASTM E 1252:2011 215 Min 170 Min 8 Min
Observed > 215 170 8 Good
Remarks : The Chemical & Mechanical Properties are confirming to ASTM B:221 Gr. 6063

POWDER COAING OBSERVATIONS RAL 9016
Sr No. Coating Thickness Actual Observations
1 60 to 70 m 60 m

Others Hardware Data:


Push Lock
: Stainless Steel Spring Latch Push Lock
Allen Key Lock
: Brass Allen Key Lock Chrome Finished
Screws
: Black Phosphate Coating
Screw Protection Cap
: Silicon Cap Green Color
Safety Wire Rope
: 1.5 MM Dia SS Wire Rope
Snap Hook
: Alu Snap Hook with Ferul