carbon steel material warehouse has all kinds of low, medium and high carbon steel plates all year round. Main materials: A36, A333, A355, A537, A572, S235JR, S275JR, SS400, Q235, 4140, 4130, 4340, 1018, 1025, 1045, En8, En9, etc. We can also provide customized services for your different projects. The annual supply capacity is about 1 million tons.All in-stock products can be delivered immediately upon payment, with preferential pricing for large quantities.