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PB管（供暖）
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产品型号
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规格
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外径（mm）
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PBTH4235P-11
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16×1.9
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16
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PBTH4235P-12
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16×2.0
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16
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PBTH4235P-13
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16×2.3
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16
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PBTH4235P-21
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20×2.0
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20
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PBTH4235P-22
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20×2.3
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20
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PBTH4235P-23
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20×2.5
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20
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PBTH4235P-24
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20×2.8
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20
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PBTH4235P-31
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25×2.3
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25
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PBTH4235P-32
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25×2.5
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25
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PBTH4235P-33
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25×2.8
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25
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PBTH4235P-34
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25×3.0
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25
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PBTH4235P-35
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25×3.5
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25
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PBTH4235P-41
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32×2.9
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32
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PBTH4235P-42
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32×3.0
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32
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PBTH4235P-43
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32×3.6
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32
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PBTH4235P-44
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32×4.4
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32
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