热扩钢管材质Q235 Q345 20#
执行标准GB8163GB8162价格电议低于市场价格
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¢76*3.5-4.5
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¢127/133*4.5-8
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¢196-203*5-10
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¢325*8-14
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¢480*9-14
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¢89*3.5-5
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¢140-146*4.5-8
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¢219*6-12
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¢377*8-14
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¢529*9-14
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¢108*3.5-6
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¢152/159*4.5-10
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¢273*6-12
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¢406*8-14
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¢630*9-14
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¢102/114*3.5-8
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¢168-180*5-10
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¢299*7-12
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¢426*8-14
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¢720*10-14
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本厂可对非标异径厚壁型号的钢管,进行热扩订做
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Tel:
Tel: