热轧钢管 材质
20#
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¢57×3.0-4.5
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¢76×3.0-4.5
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¢9×3.5-50
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¢108×3.5-5.0
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¢114×4.0-6.0
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¢133×4.0-6.0
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¢159×4.0-8.0
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¢219×5.0-12
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¢273×5.0-12
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¢245×6.0-12
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¢325×6.0-14
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¢377 ×6.0-1
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¢426×6.0-14
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¢480×7.0-14
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¢530×8.0-14
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¢635×9.0-14
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