14/05/2026
DESEINOR DN500 Carbon Steel Manhole Cover | Made by Xuzhou Desheng Petroleum Machinery
• Core Specs: DN500 opening, 4mm thick carbon steel body (anti-corrosion red paint), stainless steel quick-open handles, and high-performance PTFE (Teflon) gasket.
• Key Advantage: The PTFE seal withstands high temperatures and aggressive media, outlasting ordinary rubber seals; stainless steel hardware ensures long-term rust resistance.
• Weight: ~15kg, lightweight yet durable for oil tanks, skid stations, and pressure vessels.
✅ Trust the quality of DESEINOR, a brand of Xuzhou Desheng Petroleum Machinery, for your tank access solutions!