ÖлªÈËÃñ¹²ºÍ¹ú¹ú¼Ò±ê
UDC 621.Åó2
+×Ö²Û°ë³Áͷ×Ô¹¥Ëø½ôÂݶ¤ GB 6562-86
Cross recessed raised countersunk head
thread forming screws
ÒýÑÔ
±¾±ê¹æ¶¨ÁËÂÝÎƹæ¸ñΪM2.5--M 6µÄ+×Ö²Û°ë³Áͷ×Ô¹¥Ëø½ôÂݶ¤¡£
ÒýÓñê
G B 6559-86¡¶×Ô¹¥Ëø½ôÂݶ¤µÄÂݸ˴ÖÑÀÆÕͨÂÝÎÆϵÁС·
G B 3098.7-86¡¶½ô¹Ì¼þ»úеÐÔÄÜ×Ô¹¥Ëø½ôÂݶ¤´ÖÑÀÆÕ
GBT 6562-1986 十字槽半沉头自攻锁紧螺钉.pdf