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  • 内丝法兰  消防内丝法兰 Inner wire flange

    Weifang Shengnuo Company has comprehensively launched plastic-lined grooved pipe fittings with full specifications, good quality and high cost performance. Welcome new and old customers to inquire and order, telephone: 400-0646-119, 0536-8917

  • 转换法兰 高径法兰 短管法兰 消防沟槽法兰 Conversion flange high diameter flange short pipe flange fire ditch ...

    Weifang Shengnuo Company has comprehensively launched plastic-lined grooved pipe fittings with full specifications, good quality and high cost performance. Welcome new and old customers to inquire and order, telephone: 400-0646-119, 0536-8917

  • 短管法兰 转换法兰 高径法兰 消防沟槽法兰 Short pipe flange conversion flange high diameter flange fire ditch ...

    Weifang Shengnuo Company has comprehensively launched plastic-lined grooved pipe fittings with full specifications, good quality and high cost performance. Welcome new and old customers to inquire and order, telephone: 400-0646-119, 0536-8917

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