ASTM BHSGrade240 汽车钢材质 美标 BHSGrade240 ¥4380.00 ASTM BHSGrade280 汽车钢分条 美标 BHSGrade280 ¥4380.00 ASTM BHSGrade300 汽车钢专用 美标 BHSGrade300 ¥4380.00 Q/BQB419-2014标准HC220P冷轧,HC220P高强度钢,汽车钢HC220P ¥4300.00 A1008M-07b BHSGrade180 汽车钢剪板 美标 BHSGrade180 ¥4380.00 A1008M-07b BHSGrade210 汽车钢试模 美标 BHSGrade210 ¥4380.00