Q: Can we get sample?Any charges? A: Yes,you can get available samples in our stock. Free for real samples, but customers need to pay the freight cost. Q: How can we get the offer? A: Pease submit the required steel grade, size, quantity. And we will check price for you at the first time. Q: Do you handle pre-rusted process treatment yourself? A: Yes, we are a professional corten steel products manufacturing factory providing full set of manufacturing service including laser cutting, NCT punching, bending, welding, grinding, polishing, pre-rusted treatment, etc. Q: Why need pre-rusted treatment for the corten steel? A: It takes long time to develop the stable rusty layer in nature. It can greatly affect the finish beauty of the corten steel, especially the dropping of rust liquid and the flying of floating rust at the beginning of bare using. And pre-rusted treatment can help the corten steel to be weathered in a short time and the color also can be controlled. Q: Do you make customized products based on our design drawings or ideas? A: Yes, we are a professional cortensteel manufacturing factory with an experienced engineering team to make customized products according to clients' drawings and ideas. Q: What's your payment terms? A: 30% down payment by T/T and 70% balance by T/T or L/C. Q: What's your delivery time? A: 15-45 days after receiving the down payment or L/C.