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High Quality ASTM B280 C1020 C1100 C1221 C33000 C36010 Copper Pipe for Air Conditioner, Find Details and Price about Copper Pipe Copper Fittings from High Quality ASTM B280 C1020 C1100 C1221 C33000 C36010 Copper Pipe for Air Conditioner - BAOTOU STEEL (SHANDONG) GROUP CO.,LTD.