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锡青铜 黄铜管H59 规格齐全可零切,价格优惠,出售
锡青铜黄管规格齐全可零
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黄铜管H59空心铜管圆管8 22 26 32 36 40mm黄铜棒H62圆棒切割加工
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环保黄铜管 外径15 16 18 20 25 28 30mm六角黄铜管H59厚壁黄铜管
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黄铜管H59铜套T2紫铜管H65毛细铜管激光切折弯0.8 1 5 8 12 120mm
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棒新品H2黄铜6心六角t黄铜棒A铜VNW条黄铜管h59黄铜板黄铜块黄实
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。H62黄黄铜棒黄铜排黄铜方AJN铜实心棒黄铜管H59黄黄铜板图六角
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厂家锡青铜 黄铜管H59 规格齐全可L零切,价格优惠,出售
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H62/H65黄铜管H59空心外径50 55 60 65 70 75 80 85 90 100 120MM
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棱铜管铜管加厚六角 棒空心六角 六角空心黄铜管h59六空心铜管
H62环保黄铜管 厚壁黄铜管 精密黄铜管H59小圆铜管H65紫铜管铜棒