¤j¦è¬vCHG-309L¤£ù׿û²kµ·²Å¦X ²Å¦X GB/T 29713 S309LAWS A5.9 ER309LISO 14343-A-W (23 12 L)»¡©ú¡G²kµ·¥Dn¦¨¤À¬O¶W§CC-24Cr-13Ni¡A¬°¶W§CC¤£ù׿ûTIG²kµ·¡Aº²¼Åª÷Äݬ°¶W§CC«¬¡A§Ü´¹¶¡»G»k©Ê¯à§ó¥[Àu¨}¡Aº²¼Åª÷Äݧܵõ©Ê¯à¨}¦n¡C¥Î³~¡G±`À³¥Î©ó¥Ûªo¤Æ¤u¡B¦X¦¨ÅÖºûµ¥³]³Æ¨î³yªº¬Û¦PÃþ«¬ªº¤£ù׿ûµ²ºc¡B´_¦X¿û©M²§ºØ¿ûµ¥µ²ºc¡A¤]¥i¥Î©ó®Ö¤ÏÀ³°ï¡BÀ£¤O®e¾¹¤º³¡¹L´ç¼h°ï²k©M¶ð¤ººc¥ó²k±µ¡C