巴西采购需求：冷拔钢丝、预应力混凝土用低松弛七股钢丝、预应力混凝土用高强度钢丝、PC 钢绞线、预应力混凝土用高强度钢丝

I am reaching out to inquire about your greased and plastic-coated prestressing strings. Specifically, I'm looking for high-quality 7-strand ropes that come with PE coating and grease treatment. These products are essential for our projects, and we require them to meet strict performance standards. Please provide detailed information regarding availability, pricing, and lead times for the specified items. Additionally, any technical specifications, including tensile strength and compatibility with various applications, would be greatly appreciated. Looking forward to your prompt response so we can proceed accordingly.