ASTM A653M-08美标,BHS300汽车钢牌号,材料性能,宝钢质保BHS300 ¥4380.00 ASTM A653M-08美标,HSLAS-F275汽车钢牌号,性能,宝钢质保HSLAS-F27 ¥4380.00 ASTM A653M-08美标,HSLAS-F340汽车钢牌号,性能,宝钢质保HSLAS-F340 ¥4380.00 SAE J2745-2007美标,DP 590T/340Y汽车钢牌号,性能DP 590T/340Y ¥4380.00 SAE J2745-2007美标,DP 780T/420Y汽车钢牌号,性能DP 780T/420Y ¥4380.00 SAE J2745-2007美标,DP 980T/550Y汽车钢牌号,性能DP 980T/550Y ¥4380.00