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- DN50 * 3.5 hot-dip galvanized steel pipe, fire engineering pipe, pressure and corrosion resistance, complete specifications
- Large diameter spiral tube, spiral anti-corrosion tube 3pe anti-corrosion spiral steel tube, support custom
- Insulation pipe, galvanized iron overhead insulation steel pipe, insulation pipe, waterproof ability, spot
- Large seamless 12cr1movg high pressure alloy seamless steel tube 377 * 16 high temperature resistant boiler tube for power plant
- Polyurethane insulation steel pipe, residential use, prefabricated seamless steel pipe, the source of manufacturers