Yuhong Holding Group Co., LTD
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Tubo ondulato in acciaio inossidabile austenitico ASTM A312 TP310S 1.48452025-08-13 17:39:28 |
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ASTM A376 TP347H solido Spiral High Frequency weld HFW Fin Tube con 11Cr2025-08-02 11:33:32 |