ASTM4140¦Xª÷¿û´Î

¨ÑÀ³ASTM4140¦Xª÷¿ûASTM4140¿ûªOASTM4140¶ê¿ûASTM4140¥ú¶ê´Î
ASTM4140¶ê´ÎASTM4140ªO§÷ASTM4140´Î®ÆASTM4140ªO®Æ
ASTM4140¿ûºÞASTM4140ºÞ®ÆASTM4140¿û±aASTM4140±a§÷
ASTM4140¿û§÷¬O¤°»ò§÷®Æ? ASTM4140¹ïÀ³µP¸¹¡C§ó¦h¤º®e¸Ô¸ßĬ¦{´µ¸¦¼Úª÷ÄÝ
ASTM4140 |¶ê´Î¾P°â¡Gª½®|0.1mm-350mm 
ASTM4140 |¶ê´Î¤ÀÃþ¡G¨®¥ú¶ê,©Ô¥ú¶ê,¶Â¥Ö¤ò¶ê 
ASTM4140 |ªO§÷¾P°â¡G«p«×0.1mm-300mm
ASTM4140 |ªO§÷¤ÀÃþ¡G¾÷¤ãªO,Áë³yªO,ÁëªO,¤ãªO 
ASTM4140 |²£«~³Æª`¡G¹s°â,§åµo1¾·°_«ö§åµo»ù®æ¾P°â 
ASTM4140¿ûºÞ¡B¿û±a¡BÁë¥ó
¦Xª÷¿û¡G ASTM4140 ²£¦a,«~µP¡G Ä_¿û ¼¾¿û ªø¿û ¶i¤fµ¥
¼Ð·Ç¡G ASTM4140 ¦Xª÷¿û