铰链,高回弹聚酰胺基(PA)技术聚合物,黑色,哑光。灰色RAL 7040 (C33)仅用于CFA-SH执行。旋转销AISI 303不锈钢。标准执行CFA-B:镀镍黄铜凸台螺纹孔。CFA-p:镀镍钢螺纹螺柱。CFA-SH:沉头螺钉的直通孔。CFA-TI-SH:沉头螺钉和后壳体的直通孔,用于容纳螺纹插入件的头部。CFA-CH:圆柱头螺钉的直通孔。CFA-B-p:带螺纹孔的镀镍黄铜凸台和镀镍钢螺纹螺柱。沉头螺钉用带螺纹孔和直通孔的镀镍黄铜凸台。 CFA-B-CH: nickel-plated brass bosses with threaded hole and pass-through holes for cylindrical head screws. CFA-p-SH: nickel-plated steel threaded studs pass-through holes for countersunk head screws. CFA-p-CH: nickel-plated steel threaded studs and pass-through holes for cylindrical head screws.