Sampling requirements for aluminum alloy profiles: 1, one batch for each specification. (upper horizontal, lower horizontal, upper sliding, lower sliding, sliding enterprise, hook enterprise, side enterprise, edge sealing, flat pipe, upper fixing and upper sliding); 2, each cut a 150mm long specimen. (Quantity: 10) Two tensile specimens: length ≥ 120mm and width (/kloc-0 12.5±0.2mm).
When filling in the inspection sheet, remember to indicate the profile series: 90, 94 and 50.