Example Image56677·ï»Ëƽ̨

²úÆ·ÖÐÐÄ

ÎÒÃDZ¸ÓÐÖÖÖÖ¸÷ÑùµÄºÏ½ð£¬£¬£¬£¬°å²Ä£¬£¬£¬£¬¸Ö´ø£¬£¬£¬£¬Ô²¸Ö£¬£¬£¬£¬ÎÞ·ì¹Ü£¬£¬£¬£¬º¸²Ä²úÆ·£¬£¬£¬£¬Ï߲ģ¬£¬£¬£¬¶Í¼þºÍº¸½Ó²¿¼þ£¬£¬£¬£¬¶¨ÖÆÐͲÄ£¬£¬£¬£¬°å²ÄÐÎ×´ºÍ»ú¼Ó¹¤Áã¼þµÄȫϵÁУ¬£¬£¬£¬È·±£¿ £¿£¿£¿ÉÒÔÖª×ãÄúÒªº¦µÄÏîÄ¿µÄÒªÇ󡣡£¡£¡£¡£

ÄúÏÖÔÚµÄλÖãºÊ×Ò³ > ¼¯ÍÅÓªÒµ > ÌØÖÖ¸Ö°å > Äͺò¸Ö/ÄÍÇÖÊ´¸Ö°åϵÁÐ >
Q345GNHL
  • ²úÆ·Ãû³Æ£ºQ345GNHL
  • ²úÆ·Ðͺţº
  • ²úÆ·Æ·ÅÆ£º
  • Ö´Ðбê×¼£º
  • ¡¡Ô­²úµØ£º

²úÆ·ÏêÇé

Q345ÊÇÒ»Öֲָġ£¡£¡£¡£¡£ÊÇÒ»ÖֵͺϽð¸Ö£¬£¬£¬£¬ÆÕ±éÓ¦ÓÃÓÚÇÅÁº¡¢³µÁ¾¡¢´¬²°¡¢ÐÞ½¨¡¢Ñ¹Á¦ÈÝÆ÷¡¢ÌØÖÖ×°±¸µÈ£¬£¬£¬£¬ÆäÖГQ”ÒâΪÇü·þÇ¿¶È£¬£¬£¬£¬345ÌåÏÖÕâÖÖ¸Ö²ÄÇü·þÇ¿¶ÈΪ345MPa¡£¡£¡£¡£¡£
Q345»áËæ×ŲÄÖʵĺñ¶ÈµÄÔöÌí¶øÇü·þÖµ¼õС£¬£¬£¬£¬²¢ÇÒ¹ú²úµÄ¿ÉÄÜСÓÚ345MPa£¬£¬£¬£¬ÒÔÊÇÔÚ»úеÉè¼ÆµÄʱ¼äÇ¿¶È±ØÐèҪСÓÚ345MPa£¬£¬£¬£¬²»È»¾Í»áÓÐÎÊÌâ¡£¡£¡£¡£¡£
²Î¿¼±ê×¼£ºGB/T1591-2018 ¡¶µÍºÏ½ð¸ßÇ¿¶È½á¹¹¸Ö¡·
×¢£ºQ345×îбê×¼GB/T1591-2018 Ïà¹ØÓÚÀϱê×¼£¬£¬£¬£¬×îÏÔ×ŵÄÒ»¸öת±ä¾ÍÊÇMnÔªËغ¬Á¿µÄת±ä£¬£¬£¬£¬´ÓÔ­À´µÄ1.0-1.60¸üÕýΪ≤1.70£¬£¬£¬£¬×÷·ÏÁË×îСֵµÄÏÞÖÆ¡£¡£¡£¡£¡£
Ëæ×ÅÏÖ´ú¹¤ÒµµÄÉú³¤£¬£¬£¬£¬¿Æ¼¼µÄһֱǰ½ø£¬£¬£¬£¬ÖÖÖÖ΢Á¿ÔªËØÔÚ¸Ö°åÖеÄÓ¦ÓÃÒ²Ô½·¢Æձ飬£¬£¬£¬Mnº¬Á¿²»ÔÙÊÇÓ°Ïì¸Ö²ÄÇ¿¶ÈºÍ»úеÐÔÄܵÄΨһÒòËØ¡£¡£¡£¡£¡£ÒÔÊÇÖлªÈËÃñ¹²ºÍ¹ú¹ú¼ÒÖÊÁ¿¼àÊÓÄ¥Á·¼ìÒß×ֺܾÍÖйú¹ú¼Ò±ê×¼»¯¹ÜÀíίԱ»áÁªºÏÐû²¼ÊµÑéµÄµÍºÏ½ð¸ßÇ¿¶È½á¹¹¸Ö±ê×¼£¬£¬£¬£¬×÷·ÏMnº¬Á¿Çø¼äµÄÏÞÖÆ£¬£¬£¬£¬Ö»»®¶¨×î´óÖµ¡£¡£¡£¡£¡£
¹ØÓÚQ345¸Ö²ÄµÄ¼ì²â£¬£¬£¬£¬Ò»·½ÃæÊǸֲĵÄÔªËغ¬Á¿ÊÇ·ñµÖ´ï¹ú±êÒªÇ󣬣¬£¬£¬×îÖ÷ÒªµÄÒ»·½ÃæÊÇͨ¹ýרҵ»ú¹¹¼ì²â¸Ö²ÄµÄ»úеÐÔÄÜ£¨Çü·þÇ¿¶È¡¢À­ÉìÊÔÑ飩ÊÇ·ñµÖ´ï±ê×¼¡£¡£¡£¡£¡£
³£Óùæ¸ñ³ß´ç
»¯Ñ§ÒòËØ

Q345A£ºC≤0.20£¬£¬£¬£¬Mn ≤1.70£¬£¬£¬£¬Si≤0.50£¬£¬£¬£¬P≤0.035£¬£¬£¬£¬S≤0.035£»£» £»£»£»£»
Q345B£ºC≤0.20£¬£¬£¬£¬Mn ≤1.70£¬£¬£¬£¬Si≤0.50£¬£¬£¬£¬P≤0.035£¬£¬£¬£¬S≤0.035£»£» £»£»£»£»
Q345C£ºC≤0.20£¬£¬£¬£¬Mn ≤1.70£¬£¬£¬£¬Si≤0.50£¬£¬£¬£¬P≤0.030£¬£¬£¬£¬S≤0.030£¬£¬£¬£¬Al≥0.015£»£» £»£»£»£»
Q345D£ºC≤0.18£¬£¬£¬£¬Mn ≤1.70£¬£¬£¬£¬Si≤0.50£¬£¬£¬£¬P≤0.030£¬£¬£¬£¬S≤0.025£¬£¬£¬£¬Al≥0.015£»£» £»£»£»£»
Q345E£ºC≤0.18£¬£¬£¬£¬Mn ≤1.70£¬£¬£¬£¬Si≤0.50£¬£¬£¬£¬P≤0.025£¬£¬£¬£¬S≤0.020£¬£¬£¬£¬Al≥0.015£»£» £»£»£»£»
Q345A¡¢B¡¢C¡¢D¡¢E¾ùº¬Nb≤0.07£¬£¬£¬£¬V≤0.15£¬£¬£¬£¬Ti≤0.20£¬£¬£¬£¬Cr≤0.30£¬£¬£¬£¬Ni≤0.012£¬£¬£¬£¬Mo≤0.10¡£¡£¡£¡£¡£
 

ÉÏÒ»²úÆ·: CORTEN-BÄͺò¸Ö
ÏÂÒ»²úÆ·: A588GrB


¡¾ÍøÕ¾µØͼ¡¿¡¾sitemap¡¿