C93700铅锡青铜C93700进口铜合金C93700铜棒铝青铜锡青铜锰黄铜锡黄铜磷青铜铅黄铜铅青铜镍白铜镍黄铜硅黄铜硅青铜铅锡青铜、元氧铜、锡磷铜C93700铜带C93700铜板C93700铜棒C93700铜排C93700铜线C93700铜管C93700对应牌号C93700对应中国牌号C93700对应国产型号C93700铜合金价格C93700铜合金现货C93700铜合金C93700铜合金板材C93700铜合金棒材C93700铜合金硬度C93700力学性能C93700化学成分C93700抗拉强度C93700屈服强度C93700伸长率美国标准UNSA***SAE4651ASTM***5德国标准ENDIN英国BS标准日本标准JIS铜合金国产GB/T氧化铝铜：C15715C15740C15760铅黄铜HPb89-2HPb66-0.5HPb63-3HPb63-0.1HPb62-0.8HPb62-3HPb62-2HPb61-1HPb60-2HPb59-3HPb59-1锡黄铜HSn70-1HSn90-1HSn62-1HSn60-1铝黄铜HAl67-2.5HAl61-4-3-1HAl60-1-1HAl59-3-2HAl66-6-3-2锰黄铜HMn62-3-3-7HMn58-2HMn57-3-1HMn55-3-1铁黄铜HFe59-1-1HFe58-1-1)