巴西采购需求：不锈钢板、不锈钢中厚板、不锈钢卷、不锈钢管、不锈钢棒、不锈钢圆棒

I'm looking for information on various metal building materials that your company offers, particularly those suited for construction projects. Specifically, I'm interested in details regarding the types of metals available, their specifications, and any relevant certifications they may have. Additionally, could you provide pricing information, lead times, and any bulk purchase discounts? Please include options for different finishes and coatings, as well as any recommendations for best practices in terms of usage and installation. Your insights will be invaluable in helping me make informed purchasing decisions. Thank you!