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Aluminum Coil Variety Alloy Temper Size（mm） Adopted Standard Thickness Width Hot rolled coil 1x、3x、5x、8x series O、F、H**2 2.5~7.0 **0~***0 GB/T****1 Curtain coil ***0、***3 H*2、H*2、H*4、H*6 1.5~3.0 ***0~***0 SWA/X***2 ***5、***2 H*2、H*4、H*2、H*4 Coil for Al-composite pipe 1x、3x、8x series O、H*2 0.2~1.5 *0~***0 YS/T**4 Other coils 1x、3x、8x series and ***5、***2 O、H1x、H2x 0.*0~6.0 *0~***0 GB/T***4 EL/X**6 5x series O、H1x、H2x、H3x 0.3~4.0 **0~***0 2x、6x series O、H*8 0.5~4.0 **0~***0 Remark：coil inner diameter for **5、**5、**5mm could be supplied，maximum coil outer diameter is ***0mm.