China Fixed Roof Storage Tank Producer Provides Above Ground Fixed Roof Storage Tank, Welded, API 650, 400m3, Design Temp 4℃ - 80℃, Up to 20,000 PaG. Name: Large Storage Tank. Material: Q235-B. Standard: API 650, GB 50341. Welding Code: JB/T4709. Welding Structure: Full Penetration Weld Except Noted. Fluid Performance: Flammable. Working Temperature(In/Out): 4℃ to 50℃. Design Temperature: 4℃ to 80℃. Working Pressure: ATM (Standard Atmosphere). Design Pressure: -490 PaG to 20,000 PaG. Corrosion Allow: 3mm. Full Capacity: 400 m3. Weight (Net Mass): Up to 10,000 kg. Weight (Mass of Full Water): Up to 120,000 kg. https://www.dfctank.com/fixed-roof-storage-tank-welded-api-650-400m3-4-80.html