¬ü°ê7050­@¿i¾TªO

À³¥Î¡G
¨å«¬¾÷±ñ©Ê¯à

ª¬ºA	©Ô¦ù±j«×		©}ªA±j«×		©µ¦ù²v	µw«×(a)	°Å¤Á±j«×		¯h³Ò±j«×(b)
	MPa	ksi	MPa	ksi	¼Ë«~«p«× 1.6mm(1/16in)	HB	MPa	ksi	MPa	ksi
T73510	496	72	434	63	12	135	-	-	71	10.4
T7451	524	76	469	68	11	135	303	44	71	10.4
T7651	552	80	490	71	11	135	324	47	71	10.4

ª`¡G (a)¸ü²ü500kgª½®|10mm²y; (b)R.R.Moore«¬¸ÕÅç¡A´`Àô5*108¦¸¥þ¤Ï¦VÀ³¤O¡C
¨ä¥¦©Ê¯à
±K«×¡G20¢J¡]68¢K¡^®É¬° 2.83g/cm3(0.102lb/in3)¡C
°h¤õ·Å«× 415¢J¡]775¢K¡^
©T·»·Å«× 475¢J¡]890¢K¡^
®É®Ä·Å«× 120-175¢J¡]250-350¢K¡^