Q/BQB 420—2018 24 附录 D (规范性附录) 镀层弯曲试验弯心直径规定 D.1 镀层弯曲试验弯心直径 镀层弯曲试验的弯心直径按照表D.1规定执行。表D.1未规定的牌号，镀层弯曲试验的弯心直径均为 0a。 表D.1 牌号 弯心直径 HC500LAD+Z,HC500LAD+ZF,HC500LAD+ZM 3a HD550LAD+Z 3a HC300/500DPD+Z,HC300/500DPD+ZF,HC300/500DPD+ZM 3a HC340/590DPD+Z,HC340/590DPD+ZF,HC340/590DPD+ZM 3a B340/590DPD+Z,B340/590DPD+ZF,B340/590DPD+ZM 3a HC420/780DPD+Z,HC420/780DPD+ZF 6a HC500/780DPD+Z,HC500/780DPD+ZF 6a HC550/980DPD+Z,HC550/980DPD+ZF 7a HC650/980DPD+Z,HC650/980DPD+ZF 7a HC700/980DP+Z,HC700/980DP+ZF 7a HC 740/1180DPD+Z,HC740/1180DPD+ZF 8a HC820/1180DPD+Z,HC820/1180DPD+ZF 8a HC380/590TRD+Z,HC380/590TRD+ZF 3a HC400/690TRD+Z,HC400/690TRD+ZF 3a HC420/780TRD+Z,HC420/780TRD+ZF 6a HC570/780CPD+Z 6a HC780/980CPD+Z 7a HD660/760CPD+Z 6a HC600/980QPD+Z 7a HC600/980 7a HC820/1180QPD+Z 8a HC820/1180 8a Q/BQB 420—2018 25 附录 E (资料性附录) 本标准与国内外相关标准近似牌号对照表 表 E.1 Q/BQB 420-2018 EN 10346:2015 JIS G 3302:2012 ASTM A653M-15 DC51D+Z,DC51D+ZF DD51D+Z DX51D SGCC SGHC CS Type C DC52D+Z,DC52D+ZF DX52D SGCD1 CS Type A CS Type B DC53D+Z,DC53D+ZF DX53D SGCD2 FS Type A, FS Type B DC54D+Z,DC54D+ZF DX54D SGCD3 DDS Type C DC56D+Z,DC56D+ZF DX56D SGCD4 DDS Type A DC57D+Z,DC57D+ZF DX57D － EDDS 表 E.2 Q/BQB 420-2018 EN 10346:2015 JIS G 3302:2012 ASTM A653M-15 S220GD+Z,S220GD+ZF S220GD － SS 230 S250GD+Z,S250GD+ZF S250GD SGC340 SS 255 S280GD+Z,S280GD+ZF S280GD SGC400 SS 275 S320GD+Z,S320GD+ZF S320GD － － S350GD+Z,S350GD+ZF S350GD SGC440 SS 340 class 4 S550GD+Z S550GD SGC570 SS 550 class 2 表 E.3 Q/BQB 420-2018 EN 10346:2015 ASTM A653M-15 HC180YD+Z,HC180YD+ZF HX180YD SHS180 HC220YD+Z,HC220YD+ZF HX220YD SHS210 B240P1D+Z,B240P1D+ZF － SHS240 HC260YD+Z,HC260YD+ZF B260LYD+Z,B260LYD+ZF HX260YD SHS280 HC180BD+Z,HC180BD+ZF HX180BD BHS180 HC220BD+Z,HC220BD+ZF HX220BD BHS210 HC260BD+Z,HC260BD+ZF HX260BD － HC300BD+Z,HC300BD+ZF HX300BD BHS300 HC260LAD+Z,HC260LAD+ZF HX260LAD HSLAS-F 275 HC300LAD+Z,HC300LAD+ZF HX300LAD - HC340LAD+Z,HC340LAD+ZF HD340LAD+Z HX340LAD HSLAS-F 340 HC380LAD+Z,HC380LAD+ZF HX380LAD HSLAS-F 380 HC420LAD+Z,HC420LAD+ZF HD410LAD+Z HX420LAD HSLAS-F 410 HC460LAD+Z,HC460LAD+ZF HX460LAD － HC500LAD+Z,HC500LAD+ZF HX500LAD HSLAS-F 480 HD550LAD+Z － HSLAS-F 550